turn off dnf_warning in mock.cfg

Related: https://pagure.io/koji/issue/2026

koji/__init__.py

@@ -1581,8 +1581,8 @@ def genMockConfig(name, arch, managed=False, repoid=None, tag_name=None, **opts)
         'use_host_resolv': opts.get('use_host_resolv', False),
         # Don't let a build last more than 24 hours
         'rpmbuild_timeout': opts.get('rpmbuild_timeout', 86400),
-        # warn if yum is used instead of dnf
-        'dnf_warning': True,
+        # turn off warning for yum being used in place of dnf
+        'dnf_warning': False,
     }
     if opts.get('package_manager'):
         config_opts['package_manager'] = opts['package_manager']

tests/test_lib/data/mock/internaldev.out

@@ -3,7 +3,7 @@
 config_opts['basedir'] = '/var/lib/mock'
 config_opts['chroot_setup_cmd'] = 'groupinstall build'
 config_opts['chroothome'] = '/builddir'
-config_opts['dnf_warning'] = True
+config_opts['dnf_warning'] = False
 config_opts['internal_dev_setup'] = False
 config_opts['root'] = 'ROOTNAME'
 config_opts['rpmbuild_networking'] = False

tests/test_lib/data/mock/internaldev2.out

@@ -3,7 +3,7 @@
 config_opts['basedir'] = '/var/lib/mock'
 config_opts['chroot_setup_cmd'] = 'groupinstall build'
 config_opts['chroothome'] = '/builddir'
-config_opts['dnf_warning'] = True
+config_opts['dnf_warning'] = False
 config_opts['internal_dev_setup'] = True
 config_opts['root'] = 'ROOTNAME'
 config_opts['rpmbuild_networking'] = False

tests/test_lib/data/mock/simple.out

@@ -3,7 +3,7 @@
 config_opts['basedir'] = '/var/lib/mock'
 config_opts['chroot_setup_cmd'] = 'groupinstall build'
 config_opts['chroothome'] = '/builddir'
-config_opts['dnf_warning'] = True
+config_opts['dnf_warning'] = False
 config_opts['root'] = 'ROOTNAME'
 config_opts['rpmbuild_networking'] = False
 config_opts['rpmbuild_timeout'] = 86400