patman: Ignore all Gerrit Commit-* tags

These tags are used by Gerrit, so let's ignore all of them.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Doug Anderson <dianders@chromium.org>
diff --git a/tools/patman/patchstream.py b/tools/patman/patchstream.py
index 5c2d3bc..4fda852 100644
--- a/tools/patman/patchstream.py
+++ b/tools/patman/patchstream.py
@@ -31,7 +31,7 @@
 
 # Tags that we detect and remove
 re_remove = re.compile('^BUG=|^TEST=|^BRANCH=|^Change-Id:|^Review URL:'
-    '|Reviewed-on:|Commit-Ready:')
+    '|Reviewed-on:|Commit-\w*:')
 
 # Lines which are allowed after a TEST= line
 re_allowed_after_test = re.compile('^Signed-off-by:')