tracing: Remove letfover markers section

Markers have been removed, but we forgot to remove their
section.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

include/asm-generic/vmlinux.lds.h

@@ -150,10 +150,6 @@
 	CPU_KEEP(exit.data)						\
 	MEM_KEEP(init.data)						\
 	MEM_KEEP(exit.data)						\
-	. = ALIGN(8);							\
-	VMLINUX_SYMBOL(__start___markers) = .;				\
-	*(__markers)							\
-	VMLINUX_SYMBOL(__stop___markers) = .;				\
 	. = ALIGN(32);							\
 	VMLINUX_SYMBOL(__start___tracepoints) = .;			\
 	*(__tracepoints)						\