[REGRESSION] Fix for regression caused by previous commit 3b402e6 (- WIP #227 -)

Changes in file .github/workflows/makefile-lint.yml:
 - fixed regression by correctly setting `YAML_ARGS="${{ vars.YAML_ARGS }}"` as inconsistant use of `"${{ vars.YAML_ARGS }}"` and `${YAML_ARGS}` caused the regression.

Changes in file .github/workflows/markdown-lint.yml:
 - fixed regression by correctly setting `YAML_ARGS="${{ vars.YAML_ARGS }}"` as inconsistant use of `"${{ vars.YAML_ARGS }}"` and `${YAML_ARGS}` caused the regression.

Author: reactive-firewall

.github/workflows/makefile-lint.yml

@@ -31,7 +31,8 @@ jobs:
       - name: Lint Workflow YAML
         if: ${{ success() }}
         run: |
-          case "${{ vars.YAML_ARGS }}" in
+          YAML_ARGS="${{ vars.YAML_ARGS }}"
+          case "${YAML_ARGS}" in
             *[!a-zA-Z0-9\ \-\.]*)
               ERR_MSG_STUB="Invalid YAML_ARGS: contains unauthorized characters"
               ERR_DETAILS="file=.github/workflows/makefile-lint.yml,line=35,endLine=41,"

.github/workflows/markdown-lint.yml

@@ -33,7 +33,8 @@ jobs:
       - name: Lint Workflow YAML
         if: ${{ success() }}
         run: |
-          case "${{ vars.YAML_ARGS }}" in
+          YAML_ARGS="${{ vars.YAML_ARGS }}"
+          case "${YAML_ARGS}" in
             *[!a-zA-Z0-9\ \-\.]*)
               ERR_MSG_STUB="Invalid YAML_ARGS: contains unauthorized characters"
               ERR_DETAILS="file=.github/workflows/markdown-lint.yml,line=37,endLine=43,"