##### 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

packagename = nevr
            rpm_nevr_match = rpm_nevr_re.match(packagename)
            if rpm_nevr_match:
                name, epoch, version, release = rpm_nevr_re.match(packagename).groups()
                if not version or not version.split('.')[0].isdigit():
                    return None
            else:
                return None
        except AttributeError as e:
            self.module.fail_json(
                msg='Error attempting to parse package: %s, %s' % (packagename, to_native(e)),
                rc=1,
                results=[]
            )
        if not epoch:
            epoch = "0"
        if ':' in name:
            epoch_name = name.split(":")
            epoch = epoch_name[0]
            name = ''.join(epoch_name[1:])
        result = {
            'name': name,
            'epoch': epoch,
            'release': release,
            'version': version,
        }
        return result
    
    
    def _compare_evr(self, e1, v1, r1, e2, v2, r2):