##### Summary
Document " <, >, <=, => " operators in name parameter of yum/dnf module. Currently the documentation does not mention that comparison operators are available, but they do work.

##### ISSUE TYPE
- Feature Idea

##### COMPONENT NAME
yum/dnf module

##### ADDITIONAL INFORMATION
The value operators work currently in the yum/dnf modules
```
yum :
   name: "pkg >= 1"
   state: present
```

Yum/dnf will determine the version available and install it if it matches the comparison operator

if not repoq:
            pkgs = []
            try:
                try:
                    pkgs = self.yum_base.returnPackagesByDep(req_spec) + \
                        self.yum_base.returnInstalledPackagesByDep(req_spec)
                except Exception as e:
                    
                    
                    
                    
                    
                    if 'repomd.xml signature could not be verified' in to_native(e):
                        if self.releasever:
                            self.module.run_command(self.yum_basecmd + ['makecache'] + ['--releasever=%s' % self.releasever])
                        else:
                            self.module.run_command(self.yum_basecmd + ['makecache'])
                        pkgs = self.yum_base.returnPackagesByDep(req_spec) + \
                            self.yum_base.returnInstalledPackagesByDep(req_spec)
                    else:
                        raise
                if not pkgs:
                    e, m, _ = self.yum_base.pkgSack.matchPackageNames([req_spec])