Clearly identify that graphql-tag doesn't have side effects

[hwillson]

This will help tree-shaking when used with projects that have a dependency on graphql-tag (like @apollo/client).

Reference: apollographql/apollo-client#6687

[benjamn]

LGTM

[Akxe]

Did not work for me:

WARNING in C:\Users\akxe\Documents\Programming\rita\apps\rita-shop\src\graphql\apollo.service.ts depends on 'graphql-tag'. CommonJS or AMD dependencies can cause optimization bailouts.
For more info see: https://angular.io/guide/build#configuring-commonjs-dependencies

package-lock.json (extract)

"graphql-tag": {
  "version": "2.11.0",
  "resolved": "https://registry.npmjs.org/graphql-tag/-/graphql-tag-2.11.0.tgz",
  "integrity": "sha512-VmsD5pJqWJnQZMUeRwrDhfgoyqcfwEkvtpANqcoUG8/tOLkwNgU9mzub/Mc78OJMhHjx7gfAMTxzdG43VGg3bA=="
},

[ahmadalfy]

Yup, still doesn't work

WARNING in /src/app/_services/upload.service.ts depends on 'graphql-tag'. CommonJS or AMD dependencies can cause optimization bailouts.
For more info see: https://angular.io/guide/build#configuring-commonjs-dependencies