[ENHANCEMENT] Update version of saltstack used for testing

[ferricoxide]

Currently, GitHub actions that inherit from this project to do watchmaker-related testing tasks are testing with SaltStack 3006.10 (per):

 C:\\salt\\salt-call.exe --versions-report
Salt Version:
          Salt: 3006.10
 
Python Version:
        Python: 3.10.16 (heads/main:c504d17, Mar  6 2025, 02:25:38) [MSC v.1943 64 bit (AMD64)]
 
Dependency Versions:
          cffi: 1.14.6
      cherrypy: 18.6.1
  cryptography: 42.0.5
      dateutil: 2.8.1
     docker-py: Not Installed
         gitdb: 4.0.7
     gitpython: 3.1.41
        Jinja2: 3.1.6
       libgit2: Not Installed
  looseversion: 1.0.2
      M2Crypto: Not Installed
          Mako: Not Installed
       msgpack: 1.0.2
  msgpack-pure: Not Installed
  mysql-python: Not Installed
     packaging: 22.0
     pycparser: 2.21
      pycrypto: Not Installed
  pycryptodome: 3.19.1
        pygit2: Not Installed
  python-gnupg: 0.4.8
        PyYAML: 6.0.1
         PyZMQ: 25.0.2
        relenv: 0.18.1
         smmap: 4.0.0
       timelib: 0.2.4
       Tornado: 4.5.3
           ZMQ: 4.3.4
 
System Versions:
          dist: mingw64_nt-10.0-26100 3.6.6 
        locale: utf-8
       machine: AMD64
       release: 2025Server
        system: Windows
       version: 2025Server 10.0.26100 SP0 Multiprocessor Free

The above is taken from a recent, failing CI test in the notepad-plusplus-formula project.

It would probably be A Good Idea™ to upgrade to the latest point-release of SaltStack 3007 (currently .13) to better reflect the versions actively being used for current deployment activities.