Install tutorial pack dependencies in codespace prebuild

Author: shati-patel

.devcontainer/onCreateCommand.sh

@@ -4,4 +4,10 @@
 gh extensions install github/gh-codeql
 gh codeql version # first command starts the download of the CodeQL CLI
 # Make codeql visible to VSCode by using https://github.com/github/gh-codeql#codeql-stub, since VS Code expects an executable called codeql instead of gh codeql
-gh codeql install-stub ~/.local/bin/
+gh codeql install-stub ~/.local/bin/
+
+# Install the tutorial-queries pack
+cd tutorial-queries
+echo "Installing tutorial-queries pack"
+gh codeql pack install
+cd ..