Fixed.

Author: SamTV12345

.github/workflows/backend-tests.yml

@@ -59,7 +59,7 @@ jobs:
           PLUGIN_NAME=$(npx -c 'printf %s\\n "${npm_package_name}"') || exit 1
           pnpm i
           pnpm link --global
-          cd ../etherpad
+          cd ../etherpad/src
           pnpm link "${PLUGIN_NAME}"
           # Rename to match the glob pattern passed to mocha.
           mv node_modules/"${PLUGIN_NAME}" node_modules/ep_client