clean up

src/usb/uf2/ghostfat.c

@@ -172,6 +172,7 @@ static uint32_t current_flash_size(void)
         result = FLASH_SIZE;
       }
     }
+
     flash_sz = result; // presumes atomic 32-bit read/write and static result
   }
 
@@ -180,8 +181,9 @@ static uint32_t current_flash_size(void)
 
 void padded_memcpy (char *dst, char const *src, int len)
 {
-    for (int i = 0; i < len; ++i) {
-        if (*src)
+  for ( int i = 0; i < len; ++i )
+  {
+    if ( *src )
       *dst = *src++;
     else
       *dst = ' ';