Update old repository name references from plugin-template to bbb-plugin-template

Agent-Logs-Url: https://github.com/bigbluebutton/bbb-plugin-template/sessions/552146e9-065c-49ef-b548-9cc60c25f616

Co-authored-by: antobinary <6312397+antobinary@users.noreply.github.com>

Author: Copilot

README.md

@@ -9,7 +9,7 @@ A brief description of the plugin including a screenshot and/or a short video.
 To build the plugin for production use, follow these steps:
 
 ```bash
-cd $HOME/src/plugin-template
+cd $HOME/src/bbb-plugin-template
 npm ci
 npm run build-bundle
 ```

debian/control

@@ -4,7 +4,7 @@ Priority: extra
 Maintainer: Firstname Lastname <first.last@company.com>
 Build-Depends: debhelper (>= 13), nodejs (>= 18)
 Standards-Version: 4.1.4
-Homepage: https://github.com/bigbluebutton/plugin-template
+Homepage: https://github.com/bigbluebutton/bbb-plugin-template
 
 Package: bbb-plugin-template
 Architecture: all