coding style: contrib: remove empty lines at end of text files

Empty lines at end of text files are useless.
Remove them.

Change-Id: I4efbd9af5be7e16213dcc7cb95de936ecde2fcef
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/5173
Tested-by: jenkins

contrib/libdcc/README

@@ -16,4 +16,3 @@ To see how many times the trace point was hit:
 
 Spen
 spen@spen-soft.co.uk
-

contrib/loaders/debug/xscale/debug_handler.S

@@ -713,4 +713,3 @@ send_to_debugger:
 receive_from_debugger:
 	m_receive_from_debugger r0
 	mov pc, lr
-

contrib/loaders/flash/armv7m_io.s

@@ -57,4 +57,3 @@ done_write:
 	bkpt #0
 
 	.end
-

contrib/loaders/flash/at91sam7x/at91sam7x_ram.ld

@@ -129,4 +129,3 @@ SECTIONS
 
 }
 /*** EOF ***/
-

contrib/loaders/flash/msp432/msp432p411x/msp432p411x.lds

@@ -148,4 +148,3 @@ SECTIONS {
 	__stack_top = ORIGIN(REGION_STACK) + LENGTH(REGION_STACK);
 	PROVIDE(__stack = __stack_top);
 }
-

contrib/loaders/flash/stm32/stm32h7x.S

@@ -113,4 +113,3 @@ exit:
 	bkpt	#0x00
 
 	.pool
-

contrib/loaders/flash/stm32/stm32l4x.S

@@ -103,4 +103,3 @@ exit:
 	movs	r6, #FLASH_ERROR			/* all error bits */
 	str		r6, [r4]					/* write to FLASH_CR to clear errors */
 	bkpt	#0x00
-

contrib/loaders/watchdog/armv7m_kinetis_wdog.s

@@ -61,4 +61,3 @@ done:
 	bkpt    #0
 
 	.end
-

contrib/loaders/watchdog/armv7m_kinetis_wdog32.s

@@ -78,4 +78,3 @@ done:
 	bkpt    #0
 
 	.end
-

contrib/xsvf_tools/svf2xsvf.py

@@ -726,4 +726,3 @@ finally:
     cmdbuf[0] = XCOMPLETE
     output.write( cmdbuf )
     output.close()
-

contrib/xsvf_tools/xsvfdump.py

@@ -265,4 +265,3 @@ def main():
 
 if __name__ == "__main__":
     main()
-