m68k: Finally remove leftover markers sections

Markers have removed already twice:

1: fc537766
2: eb878b3b

But a little bit is still here.
Signed-off-by: Tkhai Kirill <tkhai@yandex.ru>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>

arch/m68k/kernel/vmlinux.lds_no.S

@@ -77,7 +77,6 @@ SECTIONS {
 
 		*(.rodata) *(.rodata.*)
 		*(__vermagic)		/* Kernel version magic */
-		*(__markers_strings)
 		*(.rodata1)
 		*(.rodata.str1.1)
 

include/asm-generic/vmlinux.lds.h

@@ -222,7 +222,6 @@
 		VMLINUX_SYMBOL(__start___tracepoints_ptrs) = .;		\
 		*(__tracepoints_ptrs)	/* Tracepoints: pointer array */\
 		VMLINUX_SYMBOL(__stop___tracepoints_ptrs) = .;		\
-		*(__markers_strings)	/* Markers: strings */		\
 		*(__tracepoints_strings)/* Tracepoints: strings */	\
 	}								\
 									\