treewide: fix up github SRC_URIs

Per [1], Yocto is going to start requiring both branch names and
`protocol=https` in GitHub SRC_URI variables.  Ran the upstream tool to
automatically fix our URIs.

1. https://git.yoctoproject.org/poky/tree/documentation/migration-guides/migration-3.5.rst#n10

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I5f9619f7ff707050b469ae74c8aa16846568c5e4
diff --git a/meta-phosphor/classes/skeleton-rev.bbclass b/meta-phosphor/classes/skeleton-rev.bbclass
index 5e43c34..8e98df2 100644
--- a/meta-phosphor/classes/skeleton-rev.bbclass
+++ b/meta-phosphor/classes/skeleton-rev.bbclass
@@ -1,4 +1,4 @@
 SRCREV ?= "77b241c472efc5af618a839493aa8357544ea213"
-SKELETON_URI ?= "git://github.com/openbmc/skeleton"
+SKELETON_URI ?= "git://github.com/openbmc/skeleton;branch=master;protocol=https"
 LICENSE = "Apache-2.0"
 LIC_FILES_CHKSUM = "file://${WORKDIR}/git/LICENSE;md5=e3fc50a88d0a364313df4b21ef20c29e"