gfxml2dto: Fix QA Issue: 'version-going-backwards' using gitpkgv from meta-oe

This gitpkgv class creates a sortable version string from the git revisions,
by counting the revisions similar to git describe. So the next commit to the
package will not generate this warning again.

BCS 746-000245

recipes-guf/gfxml2dto/gfxml2dto_git.bb

+SUMMARY = "Tool to create a devicetree overlay from the G&F xml device config file."
+HOMEPAGE = "https://gitlab.com/garz-fricke/tools/gfxml2dto"
+
 LICENSE = "Apache-2.0"
 LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/Apache-2.0;md5=89aea4e17d99a7cacdbeed46a0096b10"
-SRC_URI = "git://git@gitlab.com/garz-fricke/tools/gfxml2dto.git;protocol=ssh;branch=dunfell"
 
-# Modify these as desired
-PV = "1+git${SRCPV}"
+DEPENDS = "dtc"
+
 SRCREV = "${AUTOREV}"
+SRC_URI = "git://git@gitlab.com/garz-fricke/tools/gfxml2dto.git;protocol=ssh;branch=dunfell;nobranch=1"
 
-S = "${WORKDIR}/git"
+# Create a <tag>-<number of commits since tag>-<hash> Version string
+inherit gitpkgv
+PV = "${GITPKGVTAG}"
 
-DEPENDS = "dtc"
+S = "${WORKDIR}/git"
 
 # NOTE: if this software is not capable of being built in a separate build directory
 # from the source, you should replace autotools with autotools-brokensep in the