payloads: Drop unneeded empty lines

Change-Id: I6faeb7c783052edc4217d2d301dbb905e1fc6a19
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44605
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>

payloads/libpayload/curses/PDCurses/demos/tui.c

@@ -46,14 +46,12 @@ void rmerror(void);
 # define EDITBOXCOLOR     (A_BOLD | A_REVERSE)
 #endif
 
-
 #define th 1     /* title window height */
 #define mh 1     /* main menu height */
 #define sh 2     /* status window height */
 #define bh (LINES - th - mh - sh)   /* body window height */
 #define bw COLS  /* body window width */
 
-
 /******************************* STATIC ************************************/
 
 static WINDOW *wtitl, *wmain, *wbody, *wstat; /* title, menu, body, status win*/
@@ -360,7 +358,6 @@ static void cleanup(void)   /* cleanup curses settings */
     }
 }
 
-
 /******************************* EXTERNAL **********************************/
 
 void clsbody(void)