FIX: update switcher list (#1009)

* FIX: update switcher list

* reduce number of version

* last 5 + dev

* typo

Author: 12rambau

docs/_static/switcher.json

@@ -14,11 +14,6 @@
     "version": "v0.10.1",
     "url": "https://pydata-sphinx-theme.readthedocs.io/en/v0.10.1/"
   },
-  {
-    "name": "0.10.0",
-    "version": "v0.10.0",
-    "url": "https://pydata-sphinx-theme.readthedocs.io/en/v0.10.0/"
-  },
   {
     "name": "0.9.0",
     "version": "v0.9.0",
@@ -29,34 +24,9 @@
     "version": "v0.8.1",
     "url": "https://pydata-sphinx-theme.readthedocs.io/en/v0.8.1/"
   },
-  {
-    "name": "0.8.0",
-    "version": "v0.8.0",
-    "url": "https://pydata-sphinx-theme.readthedocs.io/en/v0.8.0/"
-  },
   {
     "name": "0.7.2",
     "version": "v0.7.2",
     "url": "https://pydata-sphinx-theme.readthedocs.io/en/v0.7.2/"
-  },
-  {
-    "name": "0.6.3",
-    "version": "v0.6.3",
-    "url": "https://pydata-sphinx-theme.readthedocs.io/en/v0.6.3/"
-  },
-  {
-    "name": "0.5.2",
-    "version": "v0.5.2",
-    "url": "https://pydata-sphinx-theme.readthedocs.io/en/v0.5.2/"
-  },
-  {
-    "name": "0.4.3",
-    "version": "v0.4.3",
-    "url": "https://pydata-sphinx-theme.readthedocs.io/en/v0.4.3/"
-  },
-  {
-    "name": "0.3.2",
-    "version": "v0.3.2",
-    "url": "https://pydata-sphinx-theme.readthedocs.io/en/v0.3.2/"
   }
 ]