package.json: Use eslint-plugin-unused-imports v3.x.x

According to the docs we should be using v3.x.x:

> * Version 3.x.x is for eslint 8 with @typescript-eslint/eslint-plugin 6 - 7
> * Version 2.x.x is for eslint 8 with @typescript-eslint/eslint-plugin 5

This fixes a lint error.

See: https://www.npmjs.com/package/eslint-plugin-unused-imports

Author: alanorth

package.json

@@ -185,7 +185,7 @@
     "eslint-plugin-lodash": "^7.4.0",
     "eslint-plugin-rxjs": "^5.0.3",
     "eslint-plugin-simple-import-sort": "^10.0.0",
-    "eslint-plugin-unused-imports": "^2.0.0",
+    "eslint-plugin-unused-imports": "^3.2.0",
     "express-static-gzip": "^2.1.7",
     "jasmine": "^3.8.0",
     "jasmine-core": "^3.8.0",

yarn.lock

@@ -5680,10 +5680,10 @@ eslint-plugin-simple-import-sort@^10.0.0:
   resolved "https://registry.yarnpkg.com/eslint-plugin-simple-import-sort/-/eslint-plugin-simple-import-sort-10.0.0.tgz#cc4ceaa81ba73252427062705b64321946f61351"
   integrity sha512-AeTvO9UCMSNzIHRkg8S6c3RPy5YEwKWSQPx3DYghLedo2ZQxowPFLGDN1AZ2evfg6r6mjBSZSLxLFsWSu3acsw==
 
-eslint-plugin-unused-imports@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-unused-imports/-/eslint-plugin-unused-imports-2.0.0.tgz#d8db8c4d0cfa0637a8b51ce3fd7d1b6bc3f08520"
-  integrity sha512-3APeS/tQlTrFa167ThtP0Zm0vctjr4M44HMpeg1P4bK6wItarumq0Ma82xorMKdFsWpphQBlRPzw/pxiVELX1A==
+eslint-plugin-unused-imports@^3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-unused-imports/-/eslint-plugin-unused-imports-3.2.0.tgz#63a98c9ad5f622cd9f830f70bc77739f25ccfe0d"
+  integrity sha512-6uXyn6xdINEpxE1MtDjxQsyXB37lfyO2yKGVVgtD7WEWQGORSOZjgrD6hBhvGv4/SO+TOlS+UnC6JppRqbuwGQ==
   dependencies:
     eslint-rule-composer "^0.3.0"