Admin Panel- Removing view project graph button from project list page (#13803)

* removed the files related to angular code

* removed the controller files related to graph page

* removed two files related to sigmaJsGraph

* removed sigma-master folder

* removed copyPlugin configuration for sigma from webpack.config.js

GitOrigin-RevId: 1322a69917c0baf6fdbfa52da8e9830b548d7b7b

services/web/webpack.config.js

@@ -305,11 +305,6 @@ module.exports = {
           to: 'js/libs/mathjax',
           context: mathjaxDir,
         },
-        {
-          from: 'libs/sigma-master',
-          to: 'js/libs/sigma-master',
-          context: vendorDir,
-        },
         {
           from: 'src-min-noconflict',
           to: `js/ace-${PackageVersions.version.ace}/`,