Fixes in the job returning code

.gitlab-industrial-ci-kinetic-no-rosinstall.yml

@@ -113,8 +113,8 @@ bash_syntax:
   stage: postcheck
   script:
     - RET=0
-    - find . -type f -name '*.sh' -exec shellcheck -s sh {} \;
-    - find . -type f -name '*.bash' -exec shellcheck -s bash {} \;
+    - find . -type f -name '*.sh' -exec shellcheck -s sh {} + || RET=1
+    - find . -type f -name '*.bash' -exec shellcheck -s bash {} + || RET=1
     - exit $RET
   when: always
   tags:

.gitlab-industrial-ci-kinetic-with-rosinstall.yml

@@ -115,8 +115,8 @@ bash_syntax:
   stage: postcheck
   script:
     - RET=0
-    - find . -type f -name '*.sh' -exec shellcheck -s sh {} \;
-    - find . -type f -name '*.bash' -exec shellcheck -s bash {} \;
+    - find . -type f -name '*.sh' -exec shellcheck -s sh {} + || RET=1
+    - find . -type f -name '*.bash' -exec shellcheck -s bash {} + || RET=1
     - exit $RET
   when: always
   tags: