add approved commit sha of action

Author: thomasht86

.github/workflows/integration-except-cloud.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Free disk space
-        uses: jlumbroso/free-disk-space@main
+        uses: jlumbroso/free-disk-space@54081f138730dfa15788a46383842cd2f914a1be
 
       - uses: actions/checkout@v4
 

.github/workflows/notebooks-cloud.yml

@@ -37,7 +37,7 @@ jobs:
 
     steps:
       - name: Free disk space
-        uses: jlumbroso/free-disk-space@main
+        uses: jlumbroso/free-disk-space@54081f138730dfa15788a46383842cd2f914a1be
 
       - uses: actions/checkout@v4
 

.github/workflows/notebooks-except-cloud.yml

@@ -33,7 +33,7 @@ jobs:
         notebook: ${{fromJson(needs.get-non-cloud-notebooks.outputs.notebooks)}}
     steps:
       - name: Free disk space
-        uses: jlumbroso/free-disk-space@main
+        uses: jlumbroso/free-disk-space@54081f138730dfa15788a46383842cd2f914a1be
 
       - uses: actions/checkout@v4