tools: prefer gz or bz2 tarballs

In the light of recent XZ events, and fundamental XZ issues lets work on
moving away from using XZ.

So, use gz compressed tarballs as sources whenever possible.

dwarves only offers bz2 compressed tarballs, so use those as size
difference is minor compared to XZ.

Signed-off-by: Robert Marko <robimarko@gmail.com>

dwarves

tools/tar/Makefile

@@ -10,9 +10,9 @@ PKG_NAME:=tar
 PKG_CPE_ID:=cpe:/a:gnu:tar
 PKG_VERSION:=1.34
 
-PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=@GNU/tar
-PKG_HASH:=63bebd26879c5e1eea4352f0d03c991f966aeb3ddeb3c7445c902568d5411d28
+PKG_HASH:=03d908cf5768cfe6b7ad588c921c6ed21acabfb2b79b788d1330453507647aed
 
 HOST_BUILD_PARALLEL:=1