Update platformio.ini

Author: CircuitSetup

platformio.ini

@@ -30,7 +30,7 @@ monitor_speed = 115200
 build_flags = 
 	-std=gnu++11
 	-mtarget-align
-	;see tc_global.h for full explanations of these options
+	;see dg_global.h for full explanations of these options
 	-DFC_DBG		   ;enables serial debug
 	#-DUSE_SPIFFS	   ;use SPIFFS for arduinoespressif32 < 2.0, otherwise use LittleFS - If LittleFS uncomment board_build.filesystem below