CP-53444: For XenServer 9, remove python dnf plugins (#6326)

DNF has been updated to dnf5 in XenServer 9 and no longer provides `dnf`
python module. We've rewritten the plugins using C++ for dnf5 and built
them as rpm packages

- No regression issue, XS8
-- 213226 (Dev Run) Repository update **pass** (XS8 uses yum, so no
impact)
- Fix some XS9 issue, but please note there're still other issues will
be addressed later.
-- 213325 (Dev Run) Repository update

python3/Makefile

@@ -5,7 +5,6 @@ IPROG=../scripts/install.sh 755
 IDATA=../scripts/install.sh 644
 
 SITE3_DIR=$(shell python3 -c "from distutils.sysconfig import get_python_lib; print(get_python_lib())")
-DNF_PLUGIN_DIR=dnf-plugins
 
 install:
 	# Create destination directories using install -m 755 -d:
@@ -16,12 +15,9 @@ install:
 	install -m 755 -d $(DESTDIR)/etc/sysconfig
 	install -m 755 -d $(DESTDIR)/usr/lib/systemd/system
 	install -m 755 -d $(DESTDIR)$(EXTENSIONDIR)
-	install -m 755 -d $(DESTDIR)$(SITE3_DIR)/$(DNF_PLUGIN_DIR)
 
 	$(IDATA) packages/inventory.py $(DESTDIR)$(SITE3_DIR)/
 	$(IDATA) packages/observer.py $(DESTDIR)$(SITE3_DIR)/
-	$(IDATA) dnf_plugins/accesstoken.py $(DESTDIR)$(SITE3_DIR)/$(DNF_PLUGIN_DIR)/
-	$(IDATA) dnf_plugins/ptoken.py $(DESTDIR)$(SITE3_DIR)/$(DNF_PLUGIN_DIR)/
 
 	$(IPROG) libexec/metrics.py $(DESTDIR)$(OPTDIR)/debug
 	$(IPROG) libexec/metricsgraph.py $(DESTDIR)$(OPTDIR)/debug

python3/README.md

@@ -10,4 +10,3 @@ run by xapi and other daemons.
 - packages: This contains files to be installed in python's site-packages and are meant
 to be modules and packages to be imported by other scripts or executed via python3 -m
 - plugins: This contains files that are meant to be xapi plugins
-- dnf-plugins: This contains dnf-plugins and are meant to be called automatically by dnf