patman: Don't report unicode character

Unicode characters may appear in input patches so we should not warn about
them. Drop this warning.

Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
diff --git a/tools/patman/patchstream.py b/tools/patman/patchstream.py
index cd4667f..324c654 100644
--- a/tools/patman/patchstream.py
+++ b/tools/patman/patchstream.py
@@ -308,15 +308,6 @@
 
         # Well that means this is an ordinary line
         else:
-            pos = 1
-            # Look for ugly ASCII characters
-            for ch in line:
-                # TODO: Would be nicer to report source filename and line
-                if ord(ch) > 0x80:
-                    self.warn.append("Line %d/%d ('%s') has funny ascii char" %
-                        (self.linenum, pos, line))
-                pos += 1
-
             # Look for space before tab
             m = re_space_before_tab.match(line)
             if m: