BaseTools: Use pip module if available, CI uses it by default

Use the new edk2-basetools pip module.
Includes a helpful message in setup to let users know which has been
selected.

Cc: Bob Feng <bob.c.feng@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Yuwei Chen <yuwei.chen@intel.com>

Reviewed-by: Bob Feng <bob.c.feng@intel.com>
Reviewed-by: Yuwei <Chen<yuwei.chen@intel.com>

Signed-off-by: Matthew Carlson <matthewfcarlson@gmail.com>

BaseTools/Scripts/PatchCheck.py

@@ -359,6 +359,7 @@ class GitDiffCheck:
                 self.force_notabs = True
                 if self.filename.endswith('.sh') or \
                     self.filename.startswith('BaseTools/BinWrappers/PosixLike/') or \
+                    self.filename.startswith('BaseTools/BinPipWrappers/PosixLike/') or \
                     self.filename.startswith('BaseTools/Bin/CYGWIN_NT-5.1-i686/') or \
                     self.filename == 'BaseTools/BuildEnv':
                     #