fix GitHub Workflow to check syntax with Vale

Not using latest version, and pin to a specific version.

.github/workflows/check-syntax.yml

@@ -5,10 +5,10 @@ jobs:
   syntax-check:
     name: vale
     runs-on: ubuntu-latest
-
     steps:
+
         - name: Checkout this repository
-          uses: actions/checkout@main
+          uses: actions/checkout@v4.1.4
 
         - name: Create the folders
           run: mkdir -p styles && mkdir -p styles/Custom && mkdir -p styles/Vocab && mkdir -p styles/Vocab/base
@@ -28,15 +28,9 @@ jobs:
         - name: Download base Vocab accept.txt
           run: wget https://raw.githubusercontent.com/fharper/gh-configs/main/styles/Vocab/base/accept.txt -O styles/Vocab/base/accept.txt
 
-        - name: Get latest version of Vale
-          id: lastversion
-          uses: dvershinin/lastversion-action@v0.0.3
-          with:
-            repository: errata-ai/vale
-
         - name: Install Vale
           run: |
-            wget https://github.com/errata-ai/vale/releases/download/v${{ steps.lastversion.outputs.last_version }}/vale_${{ steps.lastversion.outputs.last_version }}_Linux_64-bit.tar.gz -O vale.tar.gz
+            wget https://github.com/errata-ai/vale/releases/download/v2.30.0/vale_2.30.0_Linux_64-bit.tar.gz -O vale.tar.gz
             tar -xvzf vale.tar.gz vale
             rm vale.tar.gz