fix version regex for new build naming

Author: jmeixensperger

splunk/common-files/make-minimal-exclude.py

@@ -30,7 +30,7 @@
 */share/splunk/pdf*
 *mrsparkle*"""
 
-version_string = re.match(".*splunk-([0-9]+)\.([0-9]+)\.[0-9]+\.?[0-9]?-[0-9a-z]+-Linux-[0-9a-z_-]+.tgz", sys.argv[1])
+version_string = re.match(".*splunk-([0-9]+)\.([0-9]+)\.[0-9]+\.?[0-9]?-[0-9a-z]+-[lL]inux-[0-9a-z_-]+.tgz", sys.argv[1])
 major_version = None
 minor_version = None