fix: Shellcheck (#84)

.github/workflows/check.yml

@@ -11,7 +11,7 @@ jobs:
       - name: Run ShellCheck
         uses: ludeeus/action-shellcheck@master
         env:
-          SHELLCHECK_OPTS: -x --source-path=src -e SC1091 -e SC2001 -e SC2034 -e SC2064 -e SC2317 -e SC2153
+          SHELLCHECK_OPTS: -x --source-path=src -e SC1091 -e SC2001 -e SC2002 -e SC2034 -e SC2064 -e SC2153 -e SC2317
       - name: Validate XML
         uses: action-pack/valid-xml@v1
         with: