apparmor: Fix some kernel-doc comments

Don't use /** for non-kernel-doc comments and change function name
aa_mangle_name to mangle_name in kernel-doc comment to Remove some
warnings found by running scripts/kernel-doc, which is caused by
using 'make W=1'.

security/apparmor/apparmorfs.c:1503: warning: Cannot understand  *
 on line 1503 - I thought it was a doc line
security/apparmor/apparmorfs.c:1530: warning: Cannot understand  *
 on line 1530 - I thought it was a doc line
security/apparmor/apparmorfs.c:1892: warning: Cannot understand  *
 on line 1892 - I thought it was a doc line
security/apparmor/apparmorfs.c:108: warning: expecting prototype for
aa_mangle_name(). Prototype was for mangle_name() instead

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Signed-off-by: John Johansen <john.johansen@canonical.com>

security/apparmor/apparmorfs.c

@@ -98,7 +98,7 @@ static struct rawdata_f_data *rawdata_f_data_alloc(size_t size)
 #endif
 
 /**
- * aa_mangle_name - mangle a profile name to std profile layout form
+ * mangle_name - mangle a profile name to std profile layout form
  * @name: profile name to mangle  (NOT NULL)
  * @target: buffer to store mangled name, same length as @name (MAYBE NULL)
  *
@@ -1499,7 +1499,7 @@ fail:
 
 /** fns to setup dynamic per profile/namespace files **/
 
-/**
+/*
  *
  * Requires: @profile->ns->lock held
  */
@@ -1526,7 +1526,7 @@ void __aafs_profile_rmdir(struct aa_profile *profile)
 	}
 }
 
-/**
+/*
  *
  * Requires: @old->ns->lock held
  */
@@ -1888,7 +1888,7 @@ static void __aa_fs_list_remove_rawdata(struct aa_ns *ns)
 		__aa_fs_remove_rawdata(ent);
 }
 
-/**
+/*
  *
  * Requires: @ns->lock held
  */