Fix a typo

googlemock/docs/pump_manual.md

@@ -119,7 +119,7 @@ Func(a1 + a2 + a3);  // If n is 3.
 We support the following meta programming constructs:
 
 | `$var id = exp`                  | Defines a named constant value. `$id` is |
-:                                  : valid util the end of the current meta   :
+:                                  : valid until the end of the current meta  :
 :                                  : lexical block.                           :
 | :------------------------------- | :--------------------------------------- |
 | `$range id exp..exp`             | Sets the range of an iteration variable, |