Update documentation and example to reference @v7.

Author: DavidAnson

.github/workflows/changed.yml

@@ -12,7 +12,7 @@ jobs:
       with:
         files: '**/*.md'
         separator: "\n"
-    - uses: DavidAnson/markdownlint-cli2-action@v6
+    - uses: DavidAnson/markdownlint-cli2-action@v7
       if: steps.changed-files.outputs.any_changed == 'true'
       with:
         globs: ${{ steps.changed-files.outputs.all_changed_files }}

.github/workflows/example.yml

@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
-    - uses: DavidAnson/markdownlint-cli2-action@v6
+    - uses: DavidAnson/markdownlint-cli2-action@v7
       with:
         globs: |
           *.md

README.md

@@ -45,21 +45,21 @@ For more detail: [glob syntax in `markdownlint-cli2`][glob-syntax].
 To lint Markdown files in the base directory of a project:
 
 ```yaml
-- uses: DavidAnson/markdownlint-cli2-action@v6
+- uses: DavidAnson/markdownlint-cli2-action@v7
 ```
 
 To lint all Markdown files in a project:
 
 ```yaml
-- uses: DavidAnson/markdownlint-cli2-action@v6
+- uses: DavidAnson/markdownlint-cli2-action@v7
   with:
     globs: '**/*.md'
 ```
 
 To lint specific Markdown files in a project:
 
 ```yaml
-- uses: DavidAnson/markdownlint-cli2-action@v6
+- uses: DavidAnson/markdownlint-cli2-action@v7
   with:
     globs: |
       README.md
@@ -70,7 +70,7 @@ To lint specific Markdown files in a project:
 To fix supported issues when linting:
 
 ```yaml
-- uses: DavidAnson/markdownlint-cli2-action@v6
+- uses: DavidAnson/markdownlint-cli2-action@v7
   with:
     command: fix
     globs: '**/*.md'
@@ -79,7 +79,7 @@ To fix supported issues when linting:
 To specify a custom configuration file:
 
 ```yaml
-- uses: DavidAnson/markdownlint-cli2-action@v6
+- uses: DavidAnson/markdownlint-cli2-action@v7
   with:
     command: config
     globs: |
@@ -90,7 +90,7 @@ To specify a custom configuration file:
 To prevent linting issues from failing the workflow run:
 
 ```yaml
-- uses: DavidAnson/markdownlint-cli2-action@v6
+- uses: DavidAnson/markdownlint-cli2-action@v7
   continue-on-error: true
 ```