Documentation: Fix a mispelt "probably" in SubmittingPatches.

Fix a typo in SubmittingPatches where "probably" was spelt "probabally".

Signed-off-by: Linus Nilsson <lajnold@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/Documentation/SubmittingPatches b/Documentation/SubmittingPatches
index 3f9a791..d6b45a9 100644
--- a/Documentation/SubmittingPatches
+++ b/Documentation/SubmittingPatches
@@ -122,7 +122,7 @@
 
 Check your patch for basic style violations, details of which can be
 found in Documentation/CodingStyle.  Failure to do so simply wastes
-the reviewers time and will get your patch rejected, probabally
+the reviewers time and will get your patch rejected, probably
 without even being read.
 
 At a minimum you should check your patches with the patch style