Use HTTPS as git protocol

Using HTTPS for fetching the source is more (corporate)
proxy-friendly than using the GIT or SSH protocols.

Signed-off-by: Christian Storm <christian.storm@siemens.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>

recipes-support/swupdate/swupdate.inc

@@ -7,7 +7,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=0636e73ff0215e8d672dc4c32c317bb3"
 
 inherit cml1 update-rc.d systemd pkgconfig
 
-SRC_URI = "git://github.com/sbabic/swupdate.git;protocol=git \
+SRC_URI = "git://github.com/sbabic/swupdate.git;protocol=https \
      file://defconfig \
      file://swupdate \
      file://swupdate.service \