kprobes: Update Documentation/kprobes.txt

The patch 125e564("Move Kconfig.instrumentation to arch/Kconfig and
init/Kconfig") had removed the "Instrumentation Support" menu,
and the configurations under this had be moved to "General setup".
Update Documentation/kprobes.txt to reflect this change.

Signed-off-by: Li Bin <huawei.libin@huawei.com>
Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
diff --git a/Documentation/kprobes.txt b/Documentation/kprobes.txt
index 1488b65..1f9b3e2 100644
--- a/Documentation/kprobes.txt
+++ b/Documentation/kprobes.txt
@@ -305,8 +305,8 @@
 3. Configuring Kprobes
 
 When configuring the kernel using make menuconfig/xconfig/oldconfig,
-ensure that CONFIG_KPROBES is set to "y".  Under "Instrumentation
-Support", look for "Kprobes".
+ensure that CONFIG_KPROBES is set to "y". Under "General setup", look
+for "Kprobes".
 
 So that you can load and unload Kprobes-based instrumentation modules,
 make sure "Loadable module support" (CONFIG_MODULES) and "Module