fix showcase paths

Author: chingor13

.github/workflows/sdk-platform-java-ci.yaml

@@ -4,9 +4,6 @@ on:
       - main
   pull_request:
 name: sdk-platform-java-ci
-defaults:
-  run:
-    working-directory: sdk-platform-java
 jobs:
   filter:
     runs-on: ubuntu-latest

sdk-platform-java/java-showcase/scripts/generate_showcase.sh

@@ -65,7 +65,7 @@ else
   # we prepare the temp folder with the minimal setup to perform an incremental
   # generation.
   pushd "${ROOT_DIR}"
-  cp -r generation_config.yaml java-showcase/ versions.txt "${generated_files_dir}"
+  cp -r generation_config.yaml sdk-platform-java/java-showcase/ versions.txt "${generated_files_dir}"
   popd #ROOT_DIR
 fi