chore: remove axios (vuejs#1104)

axios was added in #31, but is now unused as code examples were moved
to CodePen in #57.

Let's remove axios.

Author: Xenonym

package.json

@@ -14,7 +14,6 @@
     "@docsearch/css": "^1.0.0-alpha.27",
     "@docsearch/js": "^1.0.0-alpha.27",
     "algoliasearch": "^4.4.0",
-    "axios": "^0.21.1",
     "intersection-observer": "^0.11.0",
     "showdown": "^1.9.1"
   }

yarn.lock

@@ -1841,13 +1841,6 @@ aws4@^1.8.0:
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.11.0.tgz#d61f46d83b2519250e2784daf5b09479a8b41c59"
   integrity sha512-xh1Rl34h6Fi1DC2WWKfxUTVqRsNnr6LsKz2+hfwDxQJWmrx8+c7ylaqBMcHfl1U1r2dsifOvKX3LQuLNZ+XSvA==
 
-axios@^0.21.1:
-  version "0.21.1"
-  resolved "https://registry.yarnpkg.com/axios/-/axios-0.21.1.tgz#22563481962f4d6bde9a76d516ef0e5d3c09b2b8"
-  integrity sha512-dKQiRHxGD9PPRIUNIWvZhPTPpl1rf/OxTYKsqKUDjBwYylTvV7SjSHJb9ratfyzM6wCdLCOYLzs73qpg5c4iGA==
-  dependencies:
-    follow-redirects "^1.10.0"
-
 babel-extract-comments@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/babel-extract-comments/-/babel-extract-comments-1.0.0.tgz#0a2aedf81417ed391b85e18b4614e693a0351a21"
@@ -3762,7 +3755,7 @@ flush-write-stream@^1.0.0:
     inherits "^2.0.3"
     readable-stream "^2.3.6"
 
-follow-redirects@^1.0.0, follow-redirects@^1.10.0:
+follow-redirects@^1.0.0:
   version "1.13.1"
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.1.tgz#5f69b813376cee4fd0474a3aba835df04ab763b7"
   integrity sha512-SSG5xmZh1mkPGyKzjZP8zLjltIfpW32Y5QpdNJyjcfGxK3qo3NDDkZOZSFiGn1A6SclQxY9GzEwAHQ3dmYRWpg==