Update call-long1.ll

[llvm][test][Hexagon] NFC: test commit

Author: SundeepKushwaha

llvm/test/CodeGen/Hexagon/call-long1.ll

@@ -1,6 +1,7 @@
 ; RUN: llc -march=hexagon -spill-func-threshold-Os=0 -spill-func-threshold=0  < %s | FileCheck %s
 
 ; Check that the long-calls feature handles save and restore.
+; This is a test commit.
 ; CHECK: call ##__save
 ; CHECK: jump ##__restore