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-openpower/recipes-bsp/pdbg/pdbg_3.4.bb b/meta-openpower/recipes-bsp/pdbg/pdbg_3.4.bb
index ffbe084..eefe72d 100644
--- a/meta-openpower/recipes-bsp/pdbg/pdbg_3.4.bb
+++ b/meta-openpower/recipes-bsp/pdbg/pdbg_3.4.bb
@@ -3,7 +3,7 @@
 LICENSE     = "Apache-2.0"
 LIC_FILES_CHKSUM = "file://${S}/COPYING;md5=3b83ef96387f14655fc854ddc3c6bd57"
 
-SRC_URI += "git://github.com/open-power/pdbg.git"
+SRC_URI += "git://github.com/open-power/pdbg.git;branch=master;protocol=https"
 SRCREV = "v3.4"
 
 DEPENDS += "dtc-native"