minor symfony#9713 Fix spelling of TypeScript (lex111)

This PR was submitted for the 4.0 branch but it was merged into the 3.4 branch instead (closes symfony#9713).

Discussion
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Fix spelling of TypeScript

Commits
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4a64034 Fix spelling of TypeScript

Author: javiereguiluz

frontend/encore/versus-assetic.rst

@@ -45,7 +45,7 @@ So what are the differences between Assetic and Encore?
        images.
 
 .. [2] Assetic has outdated support for React.js only. Encore ships with modern
-       support for React.js, Vue.js, Typescript, etc.
+       support for React.js, Vue.js, TypeScript, etc.
 
 Should I Upgrade from Assetic to Encore
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