Prepare 10.0.0 release (#8921)

* Bump version to 10.0.0, remove deprecated modules and plugins.

* Remove redhat module utils.

* Drop support for ansible-core 2.13 and ansible-core 2.14.

.github/BOTMETA.yml

@@ -61,7 +61,6 @@ files:
   $callbacks/elastic.py:
     keywords: apm observability
     maintainers: v1v
-  $callbacks/hipchat.py: {}
   $callbacks/jabber.py: {}
   $callbacks/log_plays.py: {}
   $callbacks/loganalytics.py:
@@ -1161,12 +1160,6 @@ files:
     keywords: kvm libvirt proxmox qemu
     labels: rhevm virt
     maintainers: $team_virt TimothyVandenbrande
-  $modules/rhn_channel.py:
-    labels: rhn_channel
-    maintainers: vincentvdk alikins $team_rhn
-  $modules/rhn_register.py:
-    labels: rhn_register
-    maintainers: jlaska $team_rhn
   $modules/rhsm_release.py:
     maintainers: seandst $team_rhsm
   $modules/rhsm_repository.py:
@@ -1554,7 +1547,6 @@ macros:
   team_oracle: manojmeda mross22 nalsaber
   team_purestorage: bannaych dnix101 genegr lionmax opslounge raekins sdodsley sile16
   team_redfish: mraineri tomasg2012 xmadsen renxulei rajeevkallur bhavya06 jyundt
-  team_rhn: FlossWare alikins barnabycourt vritant
   team_rhsm: cnsnyder ptoscano
   team_scaleway: remyleone abarbare
   team_solaris: bcoca fishman jasperla jpdasma mator scathatheworm troy2914 xen0l

.github/workflows/ansible-test.yml

@@ -29,8 +29,6 @@ jobs:
     strategy:
       matrix:
         ansible:
-          - '2.13'
-          - '2.14'
           - '2.15'
     # Ansible-test on various stable branches does not yet work well with cgroups v2.
     # Since ubuntu-latest now uses Ubuntu 22.04, we need to fall back to the ubuntu-20.04
@@ -67,16 +65,8 @@ jobs:
         exclude:
           - ansible: ''
         include:
-          - ansible: '2.13'
+          - ansible: '2.15'
             python: '2.7'
-          - ansible: '2.13'
-            python: '3.8'
-          - ansible: '2.13'
-            python: '2.7'
-          - ansible: '2.13'
-            python: '3.8'
-          - ansible: '2.14'
-            python: '3.9'
           - ansible: '2.15'
             python: '3.5'
           - ansible: '2.15'
@@ -121,57 +111,19 @@ jobs:
         exclude:
           - ansible: ''
         include:
-          # 2.13
-          - ansible: '2.13'
-            docker: fedora35
-            python: ''
-            target: azp/posix/1/
-          - ansible: '2.13'
-            docker: fedora35
-            python: ''
-            target: azp/posix/2/
-          - ansible: '2.13'
-            docker: fedora35
-            python: ''
-            target: azp/posix/3/
-          - ansible: '2.13'
-            docker: opensuse15py2
-            python: ''
-            target: azp/posix/1/
-          - ansible: '2.13'
-            docker: opensuse15py2
-            python: ''
-            target: azp/posix/2/
-          - ansible: '2.13'
-            docker: opensuse15py2
-            python: ''
-            target: azp/posix/3/
-          - ansible: '2.13'
-            docker: alpine3
-            python: ''
-            target: azp/posix/1/
-          - ansible: '2.13'
-            docker: alpine3
-            python: ''
-            target: azp/posix/2/
-          - ansible: '2.13'
-            docker: alpine3
-            python: ''
-            target: azp/posix/3/
-          # 2.14
-          - ansible: '2.14'
-            docker: alpine3
-            python: ''
-            target: azp/posix/1/
-          - ansible: '2.14'
-            docker: alpine3
-            python: ''
-            target: azp/posix/2/
-          - ansible: '2.14'
-            docker: alpine3
-            python: ''
-            target: azp/posix/3/
           # 2.15
+          - ansible: '2.15'
+            docker: alpine3
+            python: ''
+            target: azp/posix/1/
+          - ansible: '2.15'
+            docker: alpine3
+            python: ''
+            target: azp/posix/2/
+          - ansible: '2.15'
+            docker: alpine3
+            python: ''
+            target: azp/posix/3/
           - ansible: '2.15'
             docker: fedora37
             python: ''