MAINTAINERS: Update linux-fpga repository location

As maintainer team we have decided to move the linux-fpga development
to a shared repository with shared access.

Cc: Xu Yilun <[email protected]>
Cc: Wu Hao <[email protected]>
Cc: Stephen Rothwell <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Signed-off-by: Moritz Fischer <[email protected]>

MAINTAINERS

@@ -7717,7 +7717,7 @@ R:	Tom Rix <[email protected]>
 L:	[email protected]
 S:	Maintained
 Q:	http://patchwork.kernel.org/project/linux-fpga/list/
-T:	git git://git.kernel.org/pub/scm/linux/kernel/git/mdf/linux-fpga.git
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/fpga/linux-fpga.git
 F:	Documentation/devicetree/bindings/fpga/
 F:	Documentation/driver-api/fpga/
 F:	Documentation/fpga/