build(typos): Add typos check to build

.github/workflows/typos.yaml

@@ -0,0 +1,15 @@
+name: Typo and spelling check
+on: [pull_request]
+
+jobs:
+  run:
+    name: Spell Check with Typos
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Actions Repository
+        uses: actions/checkout@v2
+
+      - name: Check spelling of all markddown files
+        uses: crate-ci/typos@master
+        with:
+          files: *.md