Build: Add Blimp param definitions

Author: stephendade

.github/workflows/windows_build.yml

@@ -51,6 +51,7 @@ jobs:
           $wc.DownloadFile('https://autotest.ardupilot.org/Parameters/Sub/apm.pdef.xml', 'Parameters\Sub.xml')
           $wc.DownloadFile('https://autotest.ardupilot.org/Parameters/AntennaTracker/apm.pdef.xml', 'Parameters\AntennaTracker.xml')
           $wc.DownloadFile('https://autotest.ardupilot.org/Parameters/Heli/apm.pdef.xml', 'Parameters\Heli.xml')
+          $wc.DownloadFile('https://autotest.ardupilot.org/Parameters/Blimp/apm.pdef.xml', 'Parameters\Blimp.xml')
       - name: Build installer
         run: |
           cd  windows

windows/MAVProxyWinBuild.bat

@@ -59,6 +59,7 @@ powershell.exe "Start-BitsTransfer -Source 'http://autotest.ardupilot.org/Parame
 powershell.exe "Start-BitsTransfer -Source 'http://autotest.ardupilot.org/Parameters/Sub/apm.pdef.xml' -Destination 'Parameters\Sub.xml'"
 powershell.exe "Start-BitsTransfer -Source 'http://autotest.ardupilot.org/Parameters/AntennaTracker/apm.pdef.xml' -Destination 'Parameters\AntennaTracker.xml'"
 powershell.exe "Start-BitsTransfer -Source 'http://autotest.ardupilot.org/Parameters/Heli/apm.pdef.xml' -Destination 'Parameters\Heli.xml'"
+powershell.exe "Start-BitsTransfer -Source 'http://autotest.ardupilot.org/Parameters/Blimp/apm.pdef.xml' -Destination 'Parameters\Blimp.xml'"
 
 rem -----Build the Installer-----
 cd .\windows