unifying codestile and removing trailing white spaces

Author: andreagilardoni

Diff for: libraries/STM32H747_System/examples/QSPIFormat/QSPIFormat.ino

@@ -3,7 +3,7 @@
 #include "LittleFileSystem.h"
 #include "FATFileSystem.h"
 
-#ifndef CORE_CM7  
+#ifndef CORE_CM7
   #error Format QSPI flash by uploading the sketch to the M7 core instead of the M4 core.
 #endif
 
@@ -76,7 +76,7 @@ void setup() {
       Serial.println("Error formatting WiFi partition");
       return;
     }
-  
+
     err = ota_data_fs.reformat(&ota_data);
     if (err) {
       Serial.println("Error formatting OTA partition");