Update typos action reference from master to main

Author: inducer

.github/workflows/ci.yml

@@ -17,7 +17,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
         -   uses: actions/checkout@v7
-        -   uses: crate-ci/typos@master
+        -   uses: crate-ci/typos@main
 
     ruff:
         name: Ruff