Chore: MEGA - Make Eslint Great Again 💅 (#26094)

* Fix lint error in types.ts

* Bump eslint and its deps to latest

* Add eslintignore and remove not needed eslintrcs

* Change webpack configs eslint config

* Update package.jsons and removed unused eslintrc files

* Chore yarn lint --fix 💅

* Add devenv to eslintignore

* Remove eslint disable comments for rules that are not used

* Remaining eslint fixes 💅

* Bump grafana/eslint-config 💥

* Modify package.json

No need for duplicate checks.

* Modify eslintignore to ignore data and dist folders

* Revert removing .eslintrc to make sure not to use certain packages

* Modify package.json to remove not needed command

* Use gitignore for ignoring paths

scripts/webpack/sass.rule.js

@@ -12,7 +12,7 @@ module.exports = function(options) {
         options: {
           importLoaders: 2,
           url: options.preserveUrl,
-          sourceMap: options.sourceMap
+          sourceMap: options.sourceMap,
         },
       },
       {
@@ -25,7 +25,7 @@ module.exports = function(options) {
       {
         loader: 'sass-loader',
         options: {
-          sourceMap: options.sourceMap
+          sourceMap: options.sourceMap,
         },
       },
     ],