Run unit test on self-hosted runners (#4791)

Author: kprokofi

.github/workflows/pre_merge.yaml

@@ -41,7 +41,7 @@ jobs:
         working-directory: lib
         run: tox r -vv -e pre-commit
   Unit-Test:
-    runs-on: ubuntu-24.04
+    runs-on: [self-hosted, linux, x64, dev, dmount]
     permissions:
       contents: read
     needs: Code-Quality-Checks