Add class that enables CSRF security

Setting CSRF is enabled through the formula. This
class enables support by default.

PROD-26635

Change-Id: I90648fa0341f9770cc86f36b0f75b4e8249b45a2
(cherry picked from commit bdde59ca3134289958a5c37790bcd63805e902b0)
diff --git a/jenkins/client/security/csrf.yml b/jenkins/client/security/csrf.yml
new file mode 100644
index 0000000..0f65db0
--- /dev/null
+++ b/jenkins/client/security/csrf.yml
@@ -0,0 +1,6 @@
+parameters:
+  jenkins:
+    client:
+      security:
+        csrf:
+          enable: True