feat: automatic update of workflows master

Author: stackhpc-ci

.github/workflows/upstream-sync.yml

@@ -18,6 +18,11 @@ jobs:
     uses: stackhpc/.github/.github/workflows/upstream-sync.yml@main
     with:
       release_series: 2024.1
+  synchronise-master:
+    name: Synchronise master
+    uses: stackhpc/.github/.github/workflows/upstream-sync.yml@main
+    with:
+      release_series: master
   synchronise-yoga:
     name: Synchronise yoga
     uses: stackhpc/.github/.github/workflows/upstream-sync.yml@main