aspeed: drop execute permissions from g5 defconfig

Change-Id: I4cf69d8c5948c8e5759c2561bfd99086b3b86ea2
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/recipes-kernel/linux/linux-aspeed/aspeed-g5/defconfig b/recipes-kernel/linux/linux-aspeed/aspeed-g5/defconfig
old mode 100755
new mode 100644