Remove Windows 7 and align with other README.md's (#122)

* Remove Windows 7 and align with other

- remove Windows 7
- align description style with other README files

Signed-off-by: Bi0T1N <28802083+Bi0T1N@users.noreply.github.com>

* Fix links

- update version
- fix link for documentation

Signed-off-by: Bi0T1N <28802083+Bi0T1N@users.noreply.github.com>

* Change build status link for Windows

Co-authored-by: Alejandro Hernández Cordero <ahcorde@gmail.com>
Signed-off-by: Bi0T1N <28802083+Bi0T1N@users.noreply.github.com>

---------

Signed-off-by: Bi0T1N <28802083+Bi0T1N@users.noreply.github.com>
Co-authored-by: Alejandro Hernández Cordero <ahcorde@gmail.com>

README.md

@@ -12,12 +12,11 @@ Build | Status
 Test coverage | [![codecov](https://codecov.io/gh/gazebosim/gz-plugin/branch/main/graph/badge.svg)](https://codecov.io/gh/gazebosim/gz-plugin/branch/main)
 Ubuntu Focal | [![Build Status](https://build.osrfoundation.org/job/ignition_plugin-ci-main-focal-amd64/badge/icon)](https://build.osrfoundation.org/job/ignition_plugin-ci-main-focal-amd64/)
 Homebrew      | [![Build Status](https://build.osrfoundation.org/buildStatus/icon?job=ignition_plugin-ci-main-homebrew-amd64)](https://build.osrfoundation.org/job/ignition_plugin-ci-main-homebrew-amd64)
-Windows 7     | [![Build Status](https://build.osrfoundation.org/job/ignition_plugin-ci-main-windows7-amd64/badge/icon)](https://build.osrfoundation.org/job/ignition_plugin-ci-main-windows7-amd64/)
-
-**Library for registering plugin libraries and dynamically loading them at runtime.**
+Windows     | [![Build Status](https://build.osrfoundation.org/view/ign-garden/job/ign_plugin-gz-2-win/badge/icon)](https://build.osrfoundation.org/view/ign-garden/job/ign_plugin-gz-2-win/)
 
 Gazebo Plugin is a component in the [Gazebo](http://gazebosim.org) framework, a set
-of libraries designed to rapidly develop robot applications.
+of libraries designed to rapidly develop robot applications.  
+It is used to register plugin libraries and load them dynamically at runtime.
 
 [http://gazebosim.org](http://gazebosim.org)
 
@@ -31,8 +30,8 @@ of libraries designed to rapidly develop robot applications.
 
 ## Installation
 
-See the [installation tutorial](https://gazebosim.org/api/plugin/1.2/installation.html).
+See the [installation tutorial](https://gazebosim.org/api/plugin/2/installation.html).
 
 # Documentation
 
-API documentation and tutorials can be accessed at [https://gazebosim.org/libs/plugin](https://gazebosim.org/libs/plugin)
+Visit the [documentation page](https://gazebosim.org/api/plugin/2/index.html).