* repeater and room server build_src_filter fixes

variants/wio-e5-mini/platformio.ini

@@ -23,7 +23,7 @@ build_flags = ${lora_e5_mini.build_flags}
   -D ADVERT_NAME='"wio-e5-mini Repeater"'
   -D ADMIN_PASSWORD='"password"'
 build_src_filter = ${lora_e5_mini.build_src_filter}
-  +<../examples/simple_repeater/main.cpp>
+  +<../examples/simple_repeater/*.cpp>
 
 [env:wio-e5-mini-sensor]
 extends = lora_e5_mini