Enable EPEL repo for Ceph deps in glance and gnocchi

Ceph Reef client dependencies now require EPEL repo on EL9.
See thread here [1].

[1] https://lists.centos.org/hyperkitty/list/devel%40lists.centos.org/thread/BZM3RO2LNAMB47FBT2QO3ZOSGBHPCO3V/

Closes-Bug: #2115448

Change-Id: I87e4135425e721f2f750402b3fcc6404643a3bd3
Signed-off-by: Bartosz Bezak <[email protected]>
(cherry picked from commit 62a6919)

Author: bbezak

docker/glance/glance-base/Dockerfile.j2

@@ -9,7 +9,7 @@ LABEL maintainer="{{ maintainer }}" name="{{ image_name }}" build-date="{{ build
 
 {{ macros.configure_user(name='glance') }}
 
-{{ macros.enable_extra_repos(['ceph']) }}
+{{ macros.enable_extra_repos(['ceph', 'epel']) }}
 
 {% if base_package_type == 'rpm' %}
     {% set glance_base_packages = [

docker/gnocchi/gnocchi-base/Dockerfile.j2

@@ -9,7 +9,7 @@ LABEL maintainer="{{ maintainer }}" name="{{ image_name }}" build-date="{{ build
 
 {{ macros.configure_user(name='gnocchi') }}
 
-{{ macros.enable_extra_repos(['ceph']) }}
+{{ macros.enable_extra_repos(['ceph', 'epel']) }}
 
 {% if base_package_type == 'rpm' %}