[BUG] GPG state module does not respect test mode

[lkubb]

Description
gpg.present and gpg.absent make changes, even in test mode [although they do not report changes, even in non-test mode].

Setup
irrelevant

Steps to Reproduce the behavior

$ mkdir -p /tmp/gnupg
$ salt-call gpg.list_keys gnupghome=/tmp/gnupg
local:
$ salt-call state.single gpg.present D75899B9A724937A gnupghome=/tmp/gnupg test=true
local:
----------
          ID: D75899B9A724937A
    Function: gpg.present
      Result: True
     Comment: Adding D75899B9A724937A to GPG keychain
     Started: 18:24:06.971260
    Duration: 7763.386 ms
     Changes:

Summary for local
------------
Succeeded: 1
Failed:    0
------------
Total states run:     1
Total run time:   7.763 s
$ salt-call gpg.list_keys gnupghome=/tmp/gnupg
local:
    |_
      ----------
      created:
          2016-06-14
      fingerprint:
          28806A878AE423A28372792ED75899B9A724937A
      keyLength:
          4096
      keyid:
          D75899B9A724937A
      ownerTrust:
          Unknown
      trust:
          Unknown
      uids:
          - Nextcloud Security <security@nextcloud.com>

Expected behavior
No changes

Versions Report

salt --versions-report

(Provided by running salt --versions-report. Please also mention any differences in master/minion versions.)

Salt Version:
          Salt: 3005.1

Dependency Versions:
          cffi: 1.14.6
      cherrypy: 18.6.1
      dateutil: 2.8.1
     docker-py: Not Installed
         gitdb: 4.0.9
     gitpython: 3.1.29
        Jinja2: 3.1.0
       libgit2: Not Installed
      M2Crypto: Not Installed
          Mako: Not Installed
       msgpack: 1.0.2
  msgpack-pure: Not Installed
  mysql-python: Not Installed
     pycparser: 2.21
      pycrypto: Not Installed
  pycryptodome: 3.9.8
        pygit2: Not Installed
        Python: 3.9.14 (main, Sep 27 2022, 00:00:00)
  python-gnupg: 0.4.8
        PyYAML: 5.4.1
         PyZMQ: 23.2.0
         smmap: 5.0.0
       timelib: 0.2.4
       Tornado: 4.5.3
           ZMQ: 4.3.4

System Versions:
          dist: rocky 9.0 Blue Onyx
        locale: utf-8
       machine: x86_64
       release: 5.14.0-70.26.1.el9_0.x86_64
        system: Linux
       version: Rocky Linux 9.0 Blue Onyx