[NFC] Fixed Typos

Reviewed By: xgupta

Differential Revision: https://reviews.llvm.org/D100705

GitOrigin-RevId: 21bef4e11e48d5d4bff7a23babbd420e86dd420a
diff --git a/docs/UsersManual.rst b/docs/UsersManual.rst
index 9053398..ec52115 100644
--- a/docs/UsersManual.rst
+++ b/docs/UsersManual.rst
@@ -686,7 +686,7 @@
 .. option:: -gen-reproducer
 
   Generates preprocessed source files, a reproducer script and if relevant, a
-  cache containing: built module pcm's and all headers needed to rebuilt the
+  cache containing: built module pcm's and all headers needed to rebuild the
   same modules.
 
 .. _rpass: