random typofixes (committed missing a 't', successful missing an 's')

Signed-off-by: Veres Lajos <vlajos@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/git-p4.py b/git-p4.py
index 647f110..4092c55 100755
--- a/git-p4.py
+++ b/git-p4.py
@@ -3153,7 +3153,7 @@
         if os.system("git update-index --refresh") != 0:
             die("Some files in your working directory are modified and different than what is in your index. You can use git update-index <filename> to bring the index up-to-date or stash away all your changes with git stash.");
         if len(read_pipe("git diff-index HEAD --")) > 0:
-            die("You have uncommited changes. Please commit them before rebasing or stash them away with git stash.");
+            die("You have uncommitted changes. Please commit them before rebasing or stash them away with git stash.");
 
         [upstream, settings] = findUpstreamBranchPoint()
         if len(upstream) == 0: