updated deprecated warnings

Signed-off-by: Mark Bolwell <mark.bollyuk@gmail.com>

section_1/cis_1.6/cis_1.6.1.5.yml

@@ -22,7 +22,7 @@ file:
   /etc/selinux/config:
     title: 1.6.1.5 | Ensure the SELinux mode is enforcing | config
     exists: true
-    contains:
+    contents:
     - '/^SELINUX( |)=( |)enforcing/'
     meta:
       server: 2

section_1/cis_1.7/cis_1.7.1_6.yml

@@ -9,7 +9,7 @@ file:
     mode: "0644"
     owner: root
     group: root
-    contains:
+    contents:
     - '!/[Cc]ent[Oo][Ss].*/'
     - '!/[Rr]hel.*/'
     - '!/[Rr]ed[Hh]at.*/'
@@ -40,7 +40,7 @@ file:
     mode: "0644"
     owner: root
     group: root
-    contains:
+    contents:
     - '!/[Cc]ent[Oo][Ss].*/'
     - '!/[Rr]hel.*/'
     - '!/[Rr]ed[Hh]at.*/'
@@ -72,7 +72,7 @@ file:
     mode: "0644"
     owner: root
     group: root
-    contains:
+    contents:
     - '!/[Cc]ent[Oo][Ss].*/'
     - '!/[Rr]hel.*/'
     - '!/[Rr]ed[Hh]at.*/'

section_4/cis_4.2.1/cis_4.2.1.5.yml

@@ -3,7 +3,7 @@ file:
   /etc/rsyslog.conf:
     title: 4.2.1.5 | Ensure logging is configured
     exists: true
-    contains:
+    contents:
     - '/^\*.emerg\s+:omusrmsg:\*/'
     - '/auth,authpriv.\*\s+/var/log/secure/'
     - '/^mail.\*\s+-/var/log/mail/'