[docker_image] fix the changed state for tagging and pushing (#53451)

* [docker_image] fix the changed state for tagging and pushing

Signed-off-by: Jakob Ackermann <das7pad@outlook.com>

* [docker_image] add tests for (force) tagging and force pushing

Signed-off-by: Jakob Ackermann <das7pad@outlook.com>

* [docker_image] add a news fragment for the fixed force tag/push behavior

Signed-off-by: Jakob Ackermann <das7pad@outlook.com>

test/integration/targets/docker_image/tasks/tests/basic.yml

@@ -38,6 +38,41 @@
     - present_1 is changed
     - present_2 is not changed
 
+- name: Make sure tag is not there
+  docker_image:
+    name: "hello-world:alias"
+    state: absent
+
+- name: Tag image with alias
+  docker_image:
+    name: "hello-world:latest"
+    repository: "hello-world:alias"
+  register: tag_1
+
+- name: Tag image with alias (idempotent)
+  docker_image:
+    name: "hello-world:latest"
+    repository: "hello-world:alias"
+  register: tag_2
+
+- name: Tag image with alias (force, still idempotent)
+  docker_image:
+    name: "hello-world:latest"
+    repository: "hello-world:alias"
+    force: yes
+  register: tag_3
+
+- assert:
+    that:
+    - tag_1 is changed
+    - tag_2 is not changed
+    - tag_3 is not changed
+
+- name: Cleanup alias tag
+  docker_image:
+    name: "hello-world:alias"
+    state: absent
+
 ####################################################################
 ## interact with test registry #####################################
 ####################################################################
@@ -61,10 +96,19 @@
     push: yes
   register: push_2
 
+- name: Push image to test registry (force, still idempotent)
+  docker_image:
+    name: "hello-world:latest"
+    repository: "{{ registry_address }}/test/hello-world"
+    push: yes
+    force: yes
+  register: push_3
+
 - assert:
     that:
     - push_1 is changed
     - push_2 is not changed
+    - push_3 is not changed
 
 - name: Get facts of local image
   docker_image_facts: