[gtk-mac-bundler] Remove invalid option from echo command

[John Ralls <jralls src gnome org>]

commit 6f061f68c7c0dd76d76b7d529759c5928c01b24a
Author: John Ralls <jralls ceridwen us>
Date:   Sat Sep 8 16:22:46 2012 -0700

    Remove invalid option from echo command

 Makefile |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/Makefile b/Makefile
index 2d9b014..0efb674 100644
--- a/Makefile
+++ b/Makefile
@@ -17,7 +17,7 @@ dist:
 	if test -f Changelog; then \
 		mv Changelog Changelog.old; \
 	fi
-	echo -e "Changes in version ${VERSION}:\n" > Changelog
+	echo "Changes in version ${VERSION}:\n" > Changelog
 	git log --format=" - %s (%aN)" --no-merges bundler-${OLD_VERSION}...HEAD >> Changelog
 	echo "" >> Changelog
 	cat Changelog.old >> Changelog