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/recipes-phosphor/ipmi/ipmitool_%.bbappend b/meta-phosphor/recipes-phosphor/ipmi/ipmitool_%.bbappend
index 7e024f1..7ede354 100644
--- a/meta-phosphor/recipes-phosphor/ipmi/ipmitool_%.bbappend
+++ b/meta-phosphor/recipes-phosphor/ipmi/ipmitool_%.bbappend
@@ -2,7 +2,7 @@
 
 DEPENDS += "systemd"
 
-SRC_URI = "git://github.com/ipmitool/ipmitool.git;protocol=https"
+SRC_URI = "git://github.com/ipmitool/ipmitool.git;protocol=https;branch=master"
 SRCREV = "c3939dac2c060651361fc71516806f9ab8c38901"
 
 # TODO: when a new company joins the OpenBMC project by signing