feat(connections): add unified Google Workspace connector

Use one OAuth grant and action profile for the nine existing Google services. Respect partial consent at discovery and dispatch, preserve legacy connections, and keep the review visibility hold.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

scripts/ingest-app-definitions.mjs

@@ -1774,10 +1774,10 @@ for (const entry of researchManifest.entries) {
   });
 }
 // Google Workspace definitions are reviewed, first-class app entries rather
-// than rows synthesized from the generic connection corpus. Keep each product
-// independent in the generated manifest while sharing only backend OAuth
-// infrastructure.
+// than rows synthesized from the generic connection corpus. Keep legacy product
+// definitions for saved connections alongside the combined Workspace entry.
 const reviewedGoogleSlugs = [
+  "google-workspace",
   "gmail",
   "google-drive",
   "google-docs",