[PR #8441/d2d7deb4 backport][stable-9] #8440 Allow for API Port to be specified when using proxmox_kvm (#8478)

#8440 Allow for API Port to be specified when using proxmox_kvm (#8441)

* added api_port

* added changelog fragments for #8440

* api_port minor changes

- Added documentation on api_port
- Fixed multiple spaces after operator
- Switched from str to int

* Update changelogs/fragments/8440-allow-api-port-specification.yaml

Co-authored-by: Felix Fontein <felix@fontein.de>

* Update changelogs/fragments/8440-allow-api-port-specification.yaml

Co-authored-by: Felix Fontein <felix@fontein.de>

* Update plugins/doc_fragments/proxmox.py

Co-authored-by: Felix Fontein <felix@fontein.de>

* Update plugins/doc_fragments/proxmox.py

Co-authored-by: Felix Fontein <felix@fontein.de>

---------

Co-authored-by: Felix Fontein <felix@fontein.de>
(cherry picked from commit d2d7deb4ec)

Co-authored-by: Thomas Gouverneur <thomas@espix.net>

plugins/doc_fragments/proxmox.py

@@ -16,6 +16,13 @@ options:
       - Specify the target host of the Proxmox VE cluster.
     type: str
     required: true
+  api_port:
+    description:
+      - Specify the target port of the Proxmox VE cluster.
+      - Uses the E(PROXMOX_PORT) environment variable if not specified.
+    type: int
+    required: false
+    version_added: 9.1.0
   api_user:
     description:
       - Specify the user to authenticate with.