title: ng serve gives un expected errors
body: <p>I am running the <code>ng serve</code> command , and it is giving unexpected errors.</p>
  <p>the errors are:</p>
  <pre><code>PS C:\Users\SAYED-SADAT\Desktop\data\coding\itsm-frontend\itsm-frontend&gt; ng serveYour global Angular CLI version (13.0.3) is greater than your local version (10.1.6). The local Angular CLI version is used.
  
  To disable this warning use &quot;ng config -g cli.warnings.versionMismatch false&quot;.
  [Browserslist] Could not parse C:\Users\SAYED-SADAT\Desktop\package.json. Ignoring it.
  10% building 3/3 modules 0 active(node:14892) [DEP0111] DeprecationWarning: Access to process.binding('http_parser') is deprecated.
  (Use `node --trace-deprecation ...` to show where the warning was created)
  
  chunk {main} main.js, main.js.map (main) 1.85 kB [initial] [rendered]
  chunk {polyfills} polyfills.js, polyfills.js.map (polyfills) 686 bytes [initial] [rendered]
  chunk {runtime} runtime.js, runtime.js.map (runtime) 6.15 kB [entry] [rendered]
  chunk {scripts} scripts.js, scripts.js.map (scripts) 12.3 kB [entry] [rendered]
  chunk {styles} styles.js, styles.js.map (styles) 239 kB [initial] [rendered]
  chunk {vendor} vendor.js, vendor.js.map (vendor) 339 kB [initial] [rendered]
  Date: 2021-11-29T06:54:58.534Z - Hash: 388a52fd9471c8c66792 - Time: 1115ms
  
  ERROR in ./node_modules/@swimlane/ngx-datatable/index.scss (./node_modules/css-loader/dist/cjs.js??ref--13-1!./node_modules/postcss-loader/src??embedded!./node_modules/resolve-url-loader??ref--13-3!./node_modules/sass-loader/dist/cjs.js??ref--13-4!./node_modules/@swimlane/ngx-datatable/index.scss)
  Module build failed (from ./node_modules/sass-loader/dist/cjs.js):
  Error: Node Sass version 6.0.0 is incompatible with ^4.0.0.
      at getSassImplementation (C:\Users\SAYED-SADAT\Desktop\data\coding\itsm-frontend\itsm-frontend\node_modules\sass-loader\dist\utils.js:84:13)
      at Object.loader (C:\Users\SAYED-SADAT\Desktop\data\coding\itsm-frontend\itsm-frontend\node_modules\sass-loader\dist\index.js:34:59)
  
  ERROR in ./src/assets/sass/app.scss (./node_modules/css-loader/dist/cjs.js??ref--13-1!./node_modules/postcss-loader/src??embedded!./node_modules/resolve-url-loader??ref--13-3!./node_modules/sass-loader/dist/cjs.js??ref--13-4!./src/assets/sass/app.scss)
  Module build failed (from ./node_modules/sass-loader/dist/cjs.js):
  Error: Node Sass version 6.0.0 is incompatible with ^4.0.0.
      at getSassImplementation (C:\Users\SAYED-SADAT\Desktop\data\coding\itsm-frontend\itsm-frontend\node_modules\sass-loader\dist\utils.js:84:13)
      at Object.loader (C:\Users\SAYED-SADAT\Desktop\data\coding\itsm-frontend\itsm-frontend\node_modules\sass-loader\dist\index.js:34:59)
  
  ERROR in The Angular Compiler requires TypeScript &gt;=3.9.2 and &lt;4.1.0 but 4.4.4 was found instead.
  </code></pre>
  <p>Note: when I downgrade the typescript version <code>TypeScript &gt;=3.9.2 and &lt;4.1.0</code> it still gives the errors.</p>