fix: Override copr plugin config to use fedora chroot by default (#663)

sys_files/usr/share/dnf/plugins/copr.vendor.conf

@@ -0,0 +1,20 @@
+# This override is to handle the default behavior of dnf5 using ID at /etc/os-release
+# to select which chroot gets used to fetch the copr repo.
+#
+# An example of the behavior displayed without this override in Bazzite:
+# sudo dnf5 copr enable msmafra/hyprland
+#  https://copr.fedorainfracloud.org/api_3/rpmrepo/msmafra/hyprland/bazzite-41/                        100% | 726.0   B/s | 457.0   B |  00m01s
+# Chroot not found in the given Copr project (bazzite-41-x86_64).                                                                              You can choose one of the available chroots explicitly:
+#  fedora-40-aarch64
+#  fedora-40-x86_64
+#  fedora-41-aarch64
+#  fedora-41-x86_64
+#  fedora-rawhide-aarch64
+#  fedora-rawhide-x86_64
+#
+# See:
+#   https://github.com/rpm-software-management/dnf5/blob/01d4df824ff4a94ae1fc288f81923d02ba71173a/dnf5-plugins/copr_plugin/copr_config.cpp#L79-L81
+#   https://github.com/rpm-software-management/dnf5/blob/01d4df824ff4a94ae1fc288f81923d02ba71173a/dnf5-plugins/copr_plugin/copr_repo.cpp#L146
+
+[main]
+distribution = fedora