ci: adding spelling check in actions (#3)

.github/workflows/spelling.yml

@@ -0,0 +1,20 @@
+#! Auto synced from Shared CI Resources repository
+#! Don't change this file, instead change it in github.com/GaloyMoney/concourse-shared
+
+name: Spelling
+
+on:
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  spelling:
+    name: Spell Check with Typos
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Actions Repository
+        uses: actions/checkout@v3
+      - name: Spell Check Repo
+        uses: crate-ci/typos@master
+        with:
+          config: typos.toml

typos.toml

@@ -0,0 +1,3 @@
+files.extend-exclude = [
+    "gradle/wrapper",
+]