Change description

Author: rkoron007

docs/source/development-testing/static-typing.md

@@ -1,6 +1,6 @@
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 title: TypeScript with Apollo Client
-descriptions: How to generate and use TS types in your application 
+descriptions: How to generate and use TypeScript types in your application 
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 As your application grows, a type system can become an essential tool for catching bugs early and improving your overall developer experience.