doc: change usage example with migration to self hosted gitea

README.md

@@ -18,7 +18,7 @@ jobs:
     steps:
       - name: Retrieve root ca certificate
         id: get-ca-cert
-        uses: RouxAntoine/get-ca-cert@master
+        uses: https://antoine-roux.tk/projects/actions/get-ca-cert@v1.1.0
 
       - run: |
           echo "${{ steps.get-ca-cert.outputs.ca-cert }}"
@@ -30,7 +30,7 @@ jobs:
           java-version: '21'
 
       - name: Add root certificate to java truststore
-        uses: RouxAntoine/add-ca-truststore@master
+        uses: https://antoine-roux.tk/projects/actions/add-ca-truststore@v1.2.0
         id: add-ca-to-truststore
         with:
           ca-cert: "${{ steps.get-ca-cert.outputs.ca-cert }}"