Update cspell to forbid misspelled word (#4750)

* Update cspell to forbid misspelled word

* Test

* Remove test - works as intended

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Co-authored-by: Anton Kolesnyk <antkmsft@users.noreply.github.com>

.vscode/cspell.json

@@ -31,6 +31,7 @@
   // * Alphabetize the list when making changes so the list is easier for future
   //   users to maintain and reason about.
   "words": [
+    "!respone",
     "ABFS",
     "ABNF",
     "Adls",