ci: update self-hosted workflow references

Author: NGPixel

.github/workflows/build.yml

@@ -432,7 +432,7 @@ jobs:
     name: Deploy to Sandbox
     if: ${{ always() && github.event.inputs.sandbox == 'true' }}
     needs: [prepare, release]
-    runs-on: dev-server
+    runs-on: [self-hosted, dev-server]
     env:
       PKG_VERSION: ${{needs.prepare.outputs.pkg_version}}
 

.github/workflows/dev-assets-sync-nightly.yml

@@ -49,7 +49,7 @@ jobs:
   sync:
     name: Run assets rsync
     if: ${{ always() }}
-    runs-on: dev-server
+    runs-on: [self-hosted, dev-server]
     needs: [build]
     steps:
     - name: Run rsync