tracing: Fix FTRACE_RECORD_RECURSION_SIZE Kconfig entry

Fix FTRACE_RECORD_RECURSION_SIZE entry, replace tab with
a space character. It helps Kconfig parsers to read file
without error.

Link: https://lore.kernel.org/linux-trace-kernel/[email protected]

Cc: Masami Hiramatsu <[email protected]>
Cc: Mathieu Desnoyers <[email protected]>
Fixes: 773c167 ("ftrace: Add recording of functions that caused recursion")
Signed-off-by: Prasad Pandit <[email protected]>
Reviewed-by: Randy Dunlap <[email protected]>
Signed-off-by: Steven Rostedt (Google) <[email protected]>

Author: Prasad Pandit

kernel/trace/Kconfig

@@ -965,7 +965,7 @@ config FTRACE_RECORD_RECURSION
 
 config FTRACE_RECORD_RECURSION_SIZE
 	int "Max number of recursed functions to record"
-	default	128
+	default 128
 	depends on FTRACE_RECORD_RECURSION
 	help
 	  This defines the limit of number of functions that can be