Bring the generate-NOTICE script up to date.

Change-Id: I63981a2f3cb0a4d7ee7e1a2b4ce00f77898ac25b
diff --git a/libc/tools/generate-NOTICE.py b/libc/tools/generate-NOTICE.py
index 5115317..3fad656 100755
--- a/libc/tools/generate-NOTICE.py
+++ b/libc/tools/generate-NOTICE.py
@@ -25,7 +25,7 @@
     return False
 
 def IsAutoGenerated(content):
-    if "generated by gensyscalls.py" in content or "generated by genserv.py" in content:
+    if "Generated by gensyscalls.py" in content or "generated by genserv.py" in content:
         return True
     if "This header was automatically generated from a Linux kernel header" in content:
         return True