AVRO-4041: Debug the contents of website/docs/ folder

Signed-off-by: Martin Tzvetanov Grigorov <mgrigorov@apache.org>

.github/workflows/deploy-docs.yml

@@ -255,6 +255,7 @@ jobs:
 
       - name: Checkout old docs versions from Subversion
         run: |
+          set -xe
           svn checkout https://svn.apache.org/repos/asf/avro/site/publish/docs
           rm -rf docs/1.12.0 docs/.svn
           mv docs/1* ${{ runner.temp }}/website/docs/
@@ -263,6 +264,8 @@ jobs:
         run: |
           set -ex
 
+          ls -la ${{ runner.temp }}/website/docs/
+
           git config --global user.email "dev@avro.apache.org"
           git config --global user.name "Github Actions"
           git checkout --orphan asf-site-staging