Fortinet FortiManager Scripting Module (#34518)

* Adding new code for new module and new module_utils with the pip pyfmg package

* Changed login and logout functionality and renamed mod_utils file as well as cleaned up PEP8 syntax

* Removing extra Ansible parameters and fixing more syntax issues

* Fixing more syntax issues and comparing against previous FTNT script module

* Changing import location to pass syntax checks

* Fixing pylint errors

* Removing test files

* Add unit tests and enabling a login session check within main in order to throw error if network connection exception

* Fixing syntax issues for adding unit tests

* Changing case for pip package requirements

* adding comments

* adding version restriction on pip package for testing

* adding version restriction on pip package for testing

* More comments

* Fixing documentation errors and add the ability to skip a test if it isn't present

* Fixing Pep8 error with whitespace (tab) in the row

test/runner/requirements/units.txt

@@ -23,5 +23,8 @@ f5-sdk ; python_version >= '2.7'
 f5-icontrol-rest ; python_version >= '2.7'
 deepdiff
 
+# requirement for Fortinet specific modules
+pyfmg
+
 # requirement for aci_rest module
 xmljson