MAINTAINERS: fix git repositories for Broadcom SoCs

Fix the git repositories URLs for Broadcom SoCs,
git.github.com/broadcom/ is not valid, but github.com/broadcom is, fix
that where relevant.

Signed-off-by: Florian Fainelli <[email protected]>
diff --git a/MAINTAINERS b/MAINTAINERS
index b70f687..cbff826 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2124,7 +2124,7 @@
 BROADCOM BCM63XX ARM ARCHITECTURE
 M:	Florian Fainelli <[email protected]>
 L:	[email protected]
-T:	git git://git.github.com/broadcom/arm-bcm63xx.git
+T:	git git://github.com/broadcom/arm-bcm63xx.git
 S:	Maintained
 F:	arch/arm/mach-bcm/bcm63xx.c
 F:	arch/arm/include/debug/bcm63xx.S
@@ -2141,7 +2141,7 @@
 M:	Gregory Fong <[email protected]>
 M:	Florian Fainelli <[email protected]>
 L:	[email protected] (moderated for non-subscribers)
-T:	git git://git.github.com/broadcom/stblinux.git
+T:	git git://github.com/broadcom/stblinux.git
 S:	Maintained
 F:	arch/arm/mach-bcm/*brcmstb*
 F:	arch/arm/boot/dts/bcm7*.dts*
@@ -2151,7 +2151,7 @@
 M:	Kevin Cernekee <[email protected]>
 M:	Florian Fainelli <[email protected]>
 L:	[email protected]
-T:	git git://git.github.com/broadcom/stblinux.git
+T:	git git://github.com/broadcom/stblinux.git
 S:	Maintained
 F:	arch/mips/bmips/*
 F:	arch/mips/include/asm/mach-bmips/*
@@ -2194,7 +2194,7 @@
 M:	Scott Branden <[email protected]>
 L:	[email protected] (moderated for non-subscribers)
 L:	[email protected]
-T:	git git://git.github.com/broadcom/cygnus-linux.git
+T:	git git://github.com/broadcom/cygnus-linux.git
 S:	Maintained
 N:	iproc
 N:	cygnus