osbuild: drop patchset given OSBuild v137 release

All patches are upstream and released so we can drop these now.
Notably this includes initial full upstream support for building
live artifacts using OSBuild [1].

[1] osbuild/osbuild#1947

Author: dustymabe

build.sh

@@ -162,6 +162,8 @@ write_archive_info() {
 }
 
 patch_osbuild() {
+    return # we have no patches right now
+
     # Add a few patches that either haven't made it into a release or
     # that will be obsoleted with other work that will be done soon.
 
@@ -173,9 +175,8 @@ patch_osbuild() {
     mv /usr/bin/osbuild-mpp /usr/lib/osbuild/tools/
 
     # Now all the software is under the /usr/lib/osbuild dir and we can patch
-    cat /usr/lib/coreos-assembler/0001-osbuild-remoteloop-add-more-loop-device-options.patch      \
-        /usr/lib/coreos-assembler/0001-util-osrelease.py-Replaced-string-stripping-with-shl.patch \
-        /usr/lib/coreos-assembler/0005-stages-add-coreos.live-artifacts.mono-stage.patch          \
+    cat patch1.patch \
+        patch2.patch \
             | patch -d /usr/lib/osbuild -p1
 
     # And then move the files back; supermin appliance creation will need it back