##### 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: Upgrade all packages, excluding kernel & foo related packages
  yum:
    name: '*'
    state: latest
    exclude: kernel*,foo*
- name: Install the nginx rpm from a remote repo
  yum:
    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
  yum:
    name: /usr/local/src/nginx-release-centos-6-0.el6.ngx.noarch.rpm
    state: present
- name: Install the 'Development tools' package group
  yum:
    name: "@Development tools"
    state: present
- name: Install the 'Gnome desktop' environment group
  yum:
    name: "@^gnome-desktop-environment"
    state: present
- name: List ansible packages and register result to print with debug later
  yum:
    list: ansible
  register: result
- name: Install package with multiple repos enabled
  yum:
    name: sos
    enablerepo: "epel,ol7_latest"