install svn package (#287)

* fix[prepare-svn]: install svn package

Author: sidey79

.github/workflows/prepare-svn/action.yml

@@ -12,6 +12,9 @@ outputs:
 runs:
   using: "composite"
   steps:
+    - name: install svn
+      shell: bash
+      run: sudo apt-get install -y subversion
     - name: Get latest svn revision from remote server
       shell: bash
       id: svnRemote