Disable only CONFIG_USER_NS, not whole CONFIG_NAMESPACES

Thanks to @Bernhard40 for the correction

Signed-off-by: Alexander Popov <alex.popov@linux.com>

README.md

@@ -95,7 +95,7 @@ Usage: ./kconfig-hardened-check.py [-p | -c <config_file>]
   CONFIG_MODIFY_LDT_SYSCALL              | is not set  |   kspp   | cut_attack_surface ||     FAIL: "y"      
   CONFIG_KEXEC_FILE                      | is not set  |    my    | cut_attack_surface ||     FAIL: "y"      
   CONFIG_LIVEPATCH                       | is not set  |    my    | cut_attack_surface ||     FAIL: "y"      
-  CONFIG_NAMESPACES                      | is not set  |    my    | cut_attack_surface ||     FAIL: "y"      
+  CONFIG_USER_NS                         | is not set  |    my    | cut_attack_surface ||     FAIL: "y"      
   CONFIG_IP_DCCP                         | is not set  |    my    | cut_attack_surface ||     FAIL: "m"      
   CONFIG_FTRACE                          | is not set  |    my    | cut_attack_surface ||     FAIL: "y"      
   CONFIG_KPROBES                         | is not set  |    my    | cut_attack_surface ||     FAIL: "y"      

kconfig-hardened-check.py

@@ -94,7 +94,7 @@ def construct_opt_list():
     opt_list.append([Opt('MODIFY_LDT_SYSCALL',   'is not set', 'kspp', 'cut_attack_surface'), ''])
     opt_list.append([Opt('KEXEC_FILE',           'is not set', 'my', 'cut_attack_surface'), ''])
     opt_list.append([Opt('LIVEPATCH',            'is not set', 'my', 'cut_attack_surface'), ''])
-    opt_list.append([Opt('NAMESPACES',           'is not set', 'my', 'cut_attack_surface'), '']) # user.max_user_namespaces=0
+    opt_list.append([Opt('USER_NS',              'is not set', 'my', 'cut_attack_surface'), '']) # user.max_user_namespaces=0
     opt_list.append([Opt('IP_DCCP',              'is not set', 'my', 'cut_attack_surface'), ''])
     opt_list.append([Opt('FTRACE',               'is not set', 'my', 'cut_attack_surface'), ''])
     opt_list.append([Opt('KPROBES',              'is not set', 'my', 'cut_attack_surface'), ''])