refactor: stop writing to old repositories tables[CM-905] (#3776)

Author: mbani01

backend/src/database/migrations/U1769092368__changeMaintainersRepoReferenceToRepositories.sql

@@ -0,0 +1,9 @@
+
+ALTER TABLE "maintainersInternal"
+DROP CONSTRAINT IF EXISTS "maintainersInternal_repoId_fkey";
+
+ALTER TABLE "maintainersInternal"
+ADD CONSTRAINT "maintainersInternal_repoId_fkey"
+FOREIGN KEY ("repoId")
+REFERENCES repositories(id)
+ON DELETE CASCADE;

backend/src/database/migrations/U1769097489__changeGitServiceExecutionRefreneceToRepositories.sql

@@ -0,0 +1,8 @@
+-- Drop the existing foreign key constraint to git.repositories
+ALTER TABLE git."serviceExecutions" 
+    DROP CONSTRAINT "serviceExecutions_repoId_fkey";
+
+-- Add new foreign key constraint to public.repositories
+ALTER TABLE git."serviceExecutions" 
+    ADD CONSTRAINT "serviceExecutions_repoId_fkey" 
+    FOREIGN KEY ("repoId") REFERENCES public.repositories(id) ON DELETE CASCADE;