typo fix

Author: Sagi

src/compiler/emitter.ts

@@ -6847,7 +6847,7 @@ const _super = (function (geti, seti) {
                     emitStartAnnotation();
                     emitCommentedAnnotation("@param {number} paramIndex");
                     emitCommentedAnnotation("@param {function(*, string, number)} decorator");
-                    emitCommentedAnnotation("@return {function(*, string)}y");
+                    emitCommentedAnnotation("@return {function(*, string)}");
                     write(" */");
                 });
             }

typescript.js

@@ -39205,7 +39205,7 @@ ts.emitFiles = function (typeChecker, resolver, host, targetSourceFile) {
                 emitStartAnnotation();
                 emitCommentedAnnotation("@param {number} paramIndex");
                 emitCommentedAnnotation("@param {function(*, string, number)} decorator");
-                emitCommentedAnnotation("@return {function(*, string)}y");
+                emitCommentedAnnotation("@return {function(*, string)}");
                 write(" */");
             });
         }