Updating npm publish action for new OIDC npmjs authentication. (EpicGamesExt#746)

Also updated the packages to contain the correct repo url.

(cherry picked from commit a7c4688)

# Conflicts:
#	.github/workflows/changesets-publish-npm-packages.yml
#	Signalling/package.json

Author: mcottontensor

.github/workflows/changesets-publish-npm-packages.yml

@@ -11,6 +11,10 @@ on:
 # This makes the matrix of jobs to run one at a time.
 concurrency: ${{ github.workflow }}-${{ github.ref }}
 
+permissions:
+  id-token: write  # Required for OIDC
+  contents: read
+
 jobs:
   # gets all publishable npm packages.
   fetch-package-info:

Signalling/package.json

@@ -50,6 +50,6 @@
     },
     "repository": {
         "type": "git",
-        "url": "https://github.com/EpicGames/PixelStreamingInfrastructure.git"
+        "url": "https://github.com/EpicGamesExt/PixelStreamingInfrastructure"
     }
 }