Merge pull request #2185 from arthurboss/patch-1

Update noUnusedLocals.md

Author: Orta Therox

packages/tsconfig-reference/copy/en/options/noUnusedLocals.md

@@ -1,6 +1,6 @@
 ---
 display: "No Unused Locals"
-oneline: "Enable error reporting when a local variables aren't read."
+oneline: "Enable error reporting when local variables aren't read."
 ---
 
 Report errors on unused local variables.