Relax workflow version of tbroadley/spellchecker-cli-action to reduce…

… noise from Dependabot (JustinBeckwith/linkinator-action must be explicit).

.github/workflows/checkers.yml

@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
-    - uses: tbroadley/spellchecker-cli-action@v1.1.1
+    - uses: tbroadley/spellchecker-cli-action@v1
       with:
         dictionaries: '.github/dictionary.txt'
         files: '*.md formatter-default/*.md formatter-json/*.md formatter-junit/*.md formatter-pretty/*.md formatter-summarize/*.md'