Fix typo in API comment document (#21347)

Close #21307

After the fix:

![image](https://user-images.githubusercontent.com/2114189/194120843-52566b84-6e29-4f91-859a-eb5839c68c54.png)

Author: wxiaoguang

Diff for: modules/structs/org_team.go

@@ -17,7 +17,7 @@ type Team struct {
 	// example: ["repo.code","repo.issues","repo.ext_issues","repo.wiki","repo.pulls","repo.releases","repo.projects","repo.ext_wiki"]
 	// Deprecated: This variable should be replaced by UnitsMap and will be dropped in later versions.
 	Units []string `json:"units"`
-	// example: {"repo.code":"read","repo.issues":"write","repo.ext_issues":"none","repo.wiki":"admin","repo.pulls":"owner","repo.releases":"none","repo.projects":"none","repo.ext_wiki":"none"]
+	// example: {"repo.code":"read","repo.issues":"write","repo.ext_issues":"none","repo.wiki":"admin","repo.pulls":"owner","repo.releases":"none","repo.projects":"none","repo.ext_wiki":"none"}
 	UnitsMap         map[string]string `json:"units_map"`
 	CanCreateOrgRepo bool              `json:"can_create_org_repo"`
 }
@@ -33,7 +33,7 @@ type CreateTeamOption struct {
 	// example: ["repo.code","repo.issues","repo.ext_issues","repo.wiki","repo.pulls","repo.releases","repo.projects","repo.ext_wiki"]
 	// Deprecated: This variable should be replaced by UnitsMap and will be dropped in later versions.
 	Units []string `json:"units"`
-	// example: {"repo.code":"read","repo.issues":"write","repo.ext_issues":"none","repo.wiki":"admin","repo.pulls":"owner","repo.releases":"none","repo.projects":"none","repo.ext_wiki":"none"]
+	// example: {"repo.code":"read","repo.issues":"write","repo.ext_issues":"none","repo.wiki":"admin","repo.pulls":"owner","repo.releases":"none","repo.projects":"none","repo.ext_wiki":"none"}
 	UnitsMap         map[string]string `json:"units_map"`
 	CanCreateOrgRepo bool              `json:"can_create_org_repo"`
 }
@@ -49,7 +49,7 @@ type EditTeamOption struct {
 	// example: ["repo.code","repo.issues","repo.ext_issues","repo.wiki","repo.pulls","repo.releases","repo.projects","repo.ext_wiki"]
 	// Deprecated: This variable should be replaced by UnitsMap and will be dropped in later versions.
 	Units []string `json:"units"`
-	// example: {"repo.code":"read","repo.issues":"write","repo.ext_issues":"none","repo.wiki":"admin","repo.pulls":"owner","repo.releases":"none","repo.projects":"none","repo.ext_wiki":"none"]
+	// example: {"repo.code":"read","repo.issues":"write","repo.ext_issues":"none","repo.wiki":"admin","repo.pulls":"owner","repo.releases":"none","repo.projects":"none","repo.ext_wiki":"none"}
 	UnitsMap         map[string]string `json:"units_map"`
 	CanCreateOrgRepo *bool             `json:"can_create_org_repo"`
 }

Diff for: templates/swagger/v1_json.tmpl

@@ -15030,7 +15030,16 @@
             "type": "string"
           },
           "x-go-name": "UnitsMap",
-          "example": "{\"repo.code\":\"read\",\"repo.issues\":\"write\",\"repo.ext_issues\":\"none\",\"repo.wiki\":\"admin\",\"repo.pulls\":\"owner\",\"repo.releases\":\"none\",\"repo.projects\":\"none\",\"repo.ext_wiki\":\"none\"]"
+          "example": {
+            "repo.code": "read",
+            "repo.ext_issues": "none",
+            "repo.ext_wiki": "none",
+            "repo.issues": "write",
+            "repo.projects": "none",
+            "repo.pulls": "owner",
+            "repo.releases": "none",
+            "repo.wiki": "admin"
+          }
         }
       },
       "x-go-package": "code.gitea.io/gitea/modules/structs"
@@ -15871,7 +15880,16 @@
             "type": "string"
           },
           "x-go-name": "UnitsMap",
-          "example": "{\"repo.code\":\"read\",\"repo.issues\":\"write\",\"repo.ext_issues\":\"none\",\"repo.wiki\":\"admin\",\"repo.pulls\":\"owner\",\"repo.releases\":\"none\",\"repo.projects\":\"none\",\"repo.ext_wiki\":\"none\"]"
+          "example": {
+            "repo.code": "read",
+            "repo.ext_issues": "none",
+            "repo.ext_wiki": "none",
+            "repo.issues": "write",
+            "repo.projects": "none",
+            "repo.pulls": "owner",
+            "repo.releases": "none",
+            "repo.wiki": "admin"
+          }
         }
       },
       "x-go-package": "code.gitea.io/gitea/modules/structs"
@@ -18582,7 +18600,16 @@
             "type": "string"
           },
           "x-go-name": "UnitsMap",
-          "example": "{\"repo.code\":\"read\",\"repo.issues\":\"write\",\"repo.ext_issues\":\"none\",\"repo.wiki\":\"admin\",\"repo.pulls\":\"owner\",\"repo.releases\":\"none\",\"repo.projects\":\"none\",\"repo.ext_wiki\":\"none\"]"
+          "example": {
+            "repo.code": "read",
+            "repo.ext_issues": "none",
+            "repo.ext_wiki": "none",
+            "repo.issues": "write",
+            "repo.projects": "none",
+            "repo.pulls": "owner",
+            "repo.releases": "none",
+            "repo.wiki": "admin"
+          }
         }
       },
       "x-go-package": "code.gitea.io/gitea/modules/structs"