Portnum promiscuity for text messages from other modules (#2732)

* Add interested portnums to TextMessageModule

* Send Detection Sensor Module messages on its own portnum

* Add to Ext. Notification and consolidate logic

* RANGE_TEST_APP portnum for RangeTestModule

src/modules/TextMessageModule.cpp

@@ -1,4 +1,5 @@
 #include "TextMessageModule.h"
+#include "MeshService.h"
 #include "NodeDB.h"
 #include "PowerFSM.h"
 #include "configuration.h"
@@ -22,3 +23,8 @@ ProcessMessage TextMessageModule::handleReceived(const meshtastic_MeshPacket &mp
 
     return ProcessMessage::CONTINUE; // Let others look at this message also if they want
 }
+
+bool TextMessageModule::wantPacket(const meshtastic_MeshPacket *p)
+{
+    return MeshService::isTextPayload(p);
+}