remove custom-words.txt, convert cSpell.json to cspell.yaml

Author: danieljurek

cspell.yaml

@@ -0,0 +1,31 @@
+version: "0.2"
+language: en
+words: []
+flagWords:
+  - teh
+ignorePaths:
+  - '**/examples/**'
+  - '**/package-lock.json'
+  - cSpell.json
+  - eng/**
+  - node_modules/**
+ignoreRegExpList:
+  - v\d
+  - email
+  - Base64
+minWordLength: 4
+dictionaries:
+  - companies
+  - csharp
+  - custom-words
+  - go
+  - html
+  - java
+  - node
+  - python
+  - softwareTerms
+  - typescript
+enableFiletypes:
+  - cadl
+ignoreWords:
+  - trafficcontrollerspec