github: let's try this again after deleting all caches

Author: mauke

.github/workflows/run-tests.yml

@@ -25,7 +25,7 @@ jobs:
 
     env:
       cachepan: cachepan
-      locallib: cachelocal
+      locallib: xlocal
 
     steps:
       - uses: actions/checkout@v3

.github/workflows/run-tests.yml.tmpl

@@ -25,7 +25,7 @@ jobs:
 
     env:
       cachepan: cachepan
-      locallib: cachelocal
+      locallib: xlocal
 
     steps:
       - uses: actions/checkout@v3