Remove failovermethod from fedora dnf repo configs

The failovermethod option was removed in dnf and produces eye catching
warnings. Clean this up to clean up job output by configure-mirrors.

More details at: https://bugzilla.redhat.com/show_bug.cgi?id=1653831

Change-Id: Id646835e0fa9e5e99cde57382b3148caeb55e8bd

roles/configure-mirrors/templates/fedora/etc/yum.repos.d/fedora-updates.repo.j2

@@ -1,7 +1,6 @@
 # {{ ansible_managed }}
 [updates]
 name=Fedora $releasever - $basearch - Updates
-failovermethod=priority
 {% if ansible_distribution_version is version('28', '<') %}
 baseurl={{ package_mirror }}/updates/$releasever/$basearch/
 {% else %}
@@ -17,7 +16,6 @@ skip_if_unavailable=False
 
 [updates-debuginfo]
 name=Fedora $releasever - $basearch - Updates - Debug
-failovermethod=priority
 {% if ansible_distribution_version is version('28', '<') %}
 baseurl={{ package_mirror }}/updates/$releasever/$basearch/debug/
 {% else %}
@@ -33,7 +31,6 @@ skip_if_unavailable=False
 
 [updates-source]
 name=Fedora $releasever - Updates Source
-failovermethod=priority
 {% if ansible_distribution_version is version('28', '<') %}
 baseurl={{ package_mirror }}/updates/$releasever/SRPMS/
 {% else %}

roles/configure-mirrors/templates/fedora/etc/yum.repos.d/fedora.repo.j2

@@ -1,7 +1,6 @@
 # {{ ansible_managed }}
 [fedora]
 name=Fedora $releasever - $basearch
-failovermethod=priority
 baseurl={{ package_mirror }}/releases/$releasever/Everything/$basearch/os/
 enabled=1
 metadata_expire=7d
@@ -13,7 +12,6 @@ skip_if_unavailable=False
 
 [fedora-debuginfo]
 name=Fedora $releasever - $basearch - Debug
-failovermethod=priority
 baseurl={{ package_mirror }}/releases/$releasever/Everything/$basearch/debug/tree/
 enabled=0
 metadata_expire=7d
@@ -25,7 +23,6 @@ skip_if_unavailable=False
 
 [fedora-source]
 name=Fedora $releasever - Source
-failovermethod=priority
 baseurl={{ package_mirror }}/releases/$releasever/Everything/source/tree/
 enabled=0
 metadata_expire=7d