revert filename change: v20111101.yaml back to mx_platform_api.yml and updated references inside of workflows

Author: Nicki Nixon

.github/workflows/update.yml

@@ -28,7 +28,7 @@ jobs:
         id: changed-files-specific
         uses: tj-actions/changed-files@v41
         with:
-          files: openapi/v20111101.yaml
+          files: openapi/mx_platform_api.yml
       - name: Generate access token
         id: generate_token
         uses: tibdex/github-app-token@v1

.github/workflows/validate.yml

@@ -10,9 +10,9 @@ jobs:
     - name: Validate OpenAPI Schema
       uses: thiyagu06/openapi-validator-action@v1
       with:
-        filepath: 'openapi/v20111101.yaml'
+        filepath: 'openapi/mx_platform_api.yml'
     - name: Validate OpenAPI YAML
       uses: ibiqlik/action-yamllint@v3
       with:
-        file_or_dir: openapi/v20111101.yaml
+        file_or_dir: openapi/mx_platform_api.yml
         config_file: .yamllint.yml

.github/workflows/version.yml

@@ -16,7 +16,7 @@ jobs:
         id: changed-files-specific
         uses: tj-actions/changed-files@v41
         with:
-          files: openapi/v20111101.yaml
+          files: openapi/mx_platform_api.yml
 
       - name: Require version label if openapi spec changed
         if: steps.changed-files-specific.outputs.any_changed == 'true'