DOCSP-25060 remove connPoolSync (mongodb#1799)

* DOCSP-25060 remove connPoolSync

* Add redirect

Author: Dave Cuthbert

config/redirects

@@ -1574,7 +1574,7 @@ raw: ${prefix}/v2.8/release-notes/2.8-changes -> ${base}/v3.0/release-notes/3.0/
 [v4.2-*]: ${prefix}/${version}/reference/read-preference -> ${base}/${version}/core/read-preference/
 [v4.2-*]: ${prefix}/${version}/reference/method/sh.getBalancerHost -> ${base}/${version}/reference/method/js-sharding/
 
-[v4.2-*]: ${prefix}/${version}/reference/command/cursorInfo -> ${base}/${version}/reference/command/nav-diagnostic/
+[v4.2-*]: ${prefix}/${version}/reference/command/connPoolSync -> ${base}/${version}/reference/command/nav-diagnostic/
 
 # Redirects for 4.0 or earlier (i.e. before 4.2), stopping at v3.0 since otherwise to help slow the growth in the number of our redirects
 

source/reference/command.txt

@@ -624,10 +624,6 @@ Administration Commands
      -  Compacts documents specified in the state collections and 
         deletes redundant documents.
 
-   * - :dbcommand:`connPoolSync`
-
-     - Internal command to flush connection pool.
-
    * - :dbcommand:`convertToCapped`
 
      - Converts a non-capped collection to a capped collection.

source/reference/command/connPoolSync.txt

@@ -32,10 +32,6 @@ Administration Commands
 
      - Defragments a collection and rebuilds the indexes.
 
-   * - :dbcommand:`connPoolSync`
-
-     - Internal command to flush connection pool.
-
    * - :dbcommand:`convertToCapped`
 
      - Converts a non-capped collection to a capped collection.
@@ -180,7 +176,6 @@ Administration Commands
    /reference/command/cloneCollectionAsCapped
    /reference/command/collMod
    /reference/command/compact
-   /reference/command/connPoolSync
    /reference/command/convertToCapped
    /reference/command/create
    /reference/command/createIndexes

source/reference/command/nav-administration.txt

@@ -602,7 +602,7 @@ Server Administration Actions
 
 .. authaction:: connPoolSync
 
-   User can perform the :dbcommand:`connPoolSync` command. Apply this
+   User can perform the internal ``connPoolSync`` command. Apply this
    action to the ``cluster`` resource.
 
 .. authaction:: convertToCapped