Bumping for the gcc-11 rebuild

Unfortunately this package was built right after we changed the %dist
tag but before new gcc landed in the buildroot, so this needs a manual
bump.

Signed-off-by: Petr Šabata <contyk@redhat.com>

containernetworking-plugins.spec

@@ -22,7 +22,7 @@ go build -buildmode pie -compiler gc -tags="rpm_crashtraceback no_openssl ${BUIL
 
 Name: containernetworking-plugins
 Version: 0.8.7
-Release: 3%{?dist}
+Release: 3.1%{?dist}
 Summary: CNI network plugins
 License: ASL 2.0
 URL: https://%{provider_prefix}
@@ -119,6 +119,9 @@ export GOPATH=%{buildroot}/%{gopath}:$(pwd)/vendor:%{gopath}
 %{_libexecdir}/cni/*
 
 %changelog
+* Wed Dec 09 2020 Petr Šabata <contyk@redhat.com> - 0.8.7-3.1
+- Bumping for the gcc-11 rebuild
+
 * Mon Dec 07 2020 Jindrich Novy <jnovy@redhat.com> - 0.8.7-3
 - use dedicated macro to build only on supported arches
 - make build logs more readable