fix: configure Electron sandbox for remote integration tests

Remote integration tests also use Electron and require the chrome-sandbox
to be configured. Updated the condition to run the sandbox configuration
step for both electron_tests and remote_tests.

Author: Tajudeen

.github/workflows/pr-linux-test.yml

@@ -156,7 +156,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Configure Electron sandbox permissions
-        if: ${{ inputs.electron_tests }}
+        if: ${{ inputs.electron_tests || inputs.remote_tests }}
         run: |
           set -e
           ELECTRON_ROOT=.build/electron