BaseTools: Update PatchCheck.py to allow whitespace issues in .rtf files

Allow .rtf files created by applications such as Notepad to be committed
as-is without further manual editing by skipping the requirements for
CRLF, no tabs and no trailing whitespace.

Signed-off-by: Rebecca Cran <rebecca@bsdio.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
Acked-by: Laszlo Ersek <lersek@redhat.com>

BaseTools/Scripts/PatchCheck.py

@@ -363,6 +363,9 @@ def run(self):
                 self.is_newfile = False
                 self.force_crlf = True
                 self.force_notabs = True
+                if self.filename.endswith('.rtf'):
+                    self.force_crlf = False
+                    self.force_notabs = False
                 if self.filename.endswith('.sh') or \
                     self.filename.startswith('BaseTools/BinWrappers/PosixLike/') or \
                     self.filename.startswith('BaseTools/BinPipWrappers/PosixLike/') or \
@@ -416,7 +419,7 @@ def run(self):
                     self.format_error("didn't find diff hunk marker (@@)")
             self.line_num += 1
         elif self.state == PATCH:
-            if self.binary:
+            if self.binary or self.filename.endswith(".rtf"):
                 pass
             elif line.startswith('-'):
                 pass