[spell check cicd] do not run on main branch, and ignore .svg files (#714)

## Summary

follow up to #658


## How was it tested?

will observe github actions run

Author: savil

.github/workflows/cli-tests.yaml

@@ -34,10 +34,11 @@ env:
 jobs:
   typos:
     name: Spell Check with Typos
+    if: github.ref != 'refs/heads/main'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: crate-ci/[email protected].10
+      - uses: crate-ci/[email protected].16
 
   golangci-lint:
     strategy:

typos.toml

@@ -1,2 +1,5 @@
 [default.extend-words]
 AKE = "AKE"
+
+[files]
+extend-exclude=["*.svg"]