enable downgrade tests

Author: ParamThakkar123

.github/workflows/Downgrade.yml

@@ -17,7 +17,7 @@ concurrency:
   cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }}
 jobs:
   test:
-    if: false
+    if: true
     runs-on: ubuntu-latest
     strategy:
       matrix:

.github/workflows/DowngradeSublibraries.yml

@@ -19,7 +19,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     # Disabled: julia-downgrade-compat@v2 removes local path deps from manifest, see #3021
-    if: false
+    if: true
     strategy:
       fail-fast: false
       matrix: