##### 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

state: latest
- name: Install the latest version of Apache and MariaDB
  dnf:
    name:
      - httpd
      - mariadb-server
    state: latest
- name: Remove the Apache package
  dnf:
    name: httpd
    state: absent
- name: Install the latest version of Apache from the testing repo
  dnf:
    name: httpd
    enablerepo: testing
    state: present
- name: Upgrade all packages
  dnf:
    name: "*"
    state: latest
- name: Install the nginx rpm from a remote repo
  dnf:
    name: 'http://nginx.org/packages/centos/6/noarch/RPMS/nginx-release-centos-6-0.el6.ngx.noarch.rpm'
    state: present
- name: Install nginx rpm from a local file
  dnf:
    name: /usr/local/src/nginx-release-centos-6-0.el6.ngx.noarch.rpm
    state: present
- name: Install the 'Development tools' package group
  dnf: