feat(angular): Update angular peer dependencies to support v20 (#979)

feat(angular): Update angular dependencies to support v20

Author: ethanWallace

package-lock.json

@@ -18,8 +18,8 @@
     "build": "cd ../.. && ng build @cdssnc/gcds-components-angular"
   },
   "peerDependencies": {
-    "@angular/common": "^19.0.0",
-    "@angular/core": "^19.0.0",
+    "@angular/common": "^19.0.0 || ^20.0.0",
+    "@angular/core": "^19.0.0 || ^20.0.0",
     "@cdssnc/gcds-components": "^0.43.1"
   },
   "dependencies": {