Update and rename public-tomcat-instance.yaml to public-tomcat-manager.yaml

Updating the name to better reflect what we're looking for. 
Updating the status matcher since some Tomcat manager instances don't require auth.

exposed-panels/public-tomcat-manager.yaml

@@ -1,8 +1,8 @@
-id: public-tomcat-instance
+id: public-tomcat-manager
 
 info:
   name: tomcat manager disclosure
-  author: Ahmed Sherif
+  author: Ahmed Sherif & geeknik
   severity: info
 
 requests:
@@ -18,3 +18,5 @@ requests:
       - type: status
         status:
           - 401
+          - 200
+        condition: or