Add FreeCAD FCMacro extension to the python highlighting definition

Summary:
Add FreeCAD FCMacro extension to the python highlighting definition.
They are python scripts see:
https://www.freecadweb.org/wiki/Macros

Test Plan: Open an FCMacro file and it should have correct highlighting.

Reviewers: #framework_syntax_highlighting, cullmann

Reviewed By: #framework_syntax_highlighting, cullmann

Subscribers: cullmann, kwrite-devel, kde-frameworks-devel

Tags: #kate, #frameworks

Differential Revision: https://phabricator.kde.org/D27486

Author: christoph-cullmann

data/syntax/python.xml

@@ -19,7 +19,7 @@
 <!-- v2.07 add support for %prog and co, see bug 142832 -->
 <!-- v2.08 add missing overloaders, new Python 3 statements, builtins, and keywords -->
 <!-- v2.29 recognize escape sequenzes correctly -->
-<language name="Python" version="10" style="python" indenter="python" kateversion="5.0" section="Scripts" extensions="*.py;*.pyw;SConstruct;SConscript" mimetype="application/x-python;text/x-python;text/x-python3" casesensitive="1" author="Michael Bueker" license="">
+<language name="Python" version="11" style="python" indenter="python" kateversion="5.0" section="Scripts" extensions="*.py;*.pyw;SConstruct;SConscript;*.FCMacro" mimetype="application/x-python;text/x-python;text/x-python3" casesensitive="1" author="Michael Bueker" license="">
 	<highlighting>
 		<list name="import">
 			<item>import</item>