DOCSP-33225 removing fcv section (#5201) (#5298)

Author: ltran-mdb2

source/core/replica-set-arbiter.txt

@@ -56,17 +56,13 @@ Replica Set Protocol Version and Arbiter
 
 .. include:: /includes/extracts/arbiters-and-pvs-with-reference.rst
 
-For more information, see the :dbcommand:`setFeatureCompatibilityVersion` command.
-
-Feature Compatibility Version
------------------------------
-
-.. include:: /includes/arbiter-fcv.rst
+For more information, see the
+:dbcommand:`setFeatureCompatibilityVersion` command.
 
 .. _rollbacks-multi-arbiters:
 
-Don't Deploy Multiple Arbiters
-------------------------------
+Concerns with Multiple Arbiters
+-------------------------------
 
 Use a single arbiter to avoid problems with data consistency. Multiple
 arbiters prevent the reliable use of the majority