Update helptag create Vim to 9.1.0065

Author: h-east

.github/workflows/generate.yml

@@ -30,7 +30,7 @@ jobs:
       - name: Setup Vim
         uses: thinca/action-setup-vim@v1
         with:
-          vim_version: 'v8.2.0020'
+          vim_version: 'v9.1.0065'
           vim_type: 'Vim'
       - name: Generate new document
         run: |
@@ -88,7 +88,7 @@ jobs:
       - name: Setup Vim
         uses: thinca/action-setup-vim@v1
         with:
-          vim_version: 'v8.2.0020'
+          vim_version: 'v9.1.0065'
           vim_type: 'Vim'
       - name: Generate new document
         run: |