chore: Print the changed modules list

Author: lqiu96

.kokoro/build.sh

@@ -231,14 +231,16 @@ case ${JOB_TYPE} in
                     dir=$(dirname "${dir}")
                 done
                 if [ -f "${dir}/pom.xml" ] && [ "${dir}" != "." ]; then
-                    # Exclude sample and tutorial modules as they are not in the default reactor
-                    if [[ "${dir}" != *"samples"* ]] && [[ "${dir}" != *"tutorials"* ]]; then
+                    # Exclude sample modules as they are not in the default reactor
+                    if [[ "${dir}" != *"samples"* ]]; then
                         changed_modules+=("${dir}")
                     fi
                 fi
             fi
         done <<< "${changed_file_list}"
 
+        echo "Changed Modules: ${changed_modules}"
+
         # Deduplicate the modules using sort -u, so that we pass a concise list of unique modules
         # via the Maven `-pl` argument.
         if [ ${#changed_modules[@]} -gt 0 ]; then