removed unnecessary configs and added trouble-shooting doc page

Author: adwk67

docs/modules/hbase/pages/usage-guide/troubleshooting.adoc

@@ -0,0 +1,20 @@
+= Trouble-shooting
+:description: Tips and guidelines to help trouble-shoot problems with running HBase.
+
+To add more useful information to stack-traces caused by RPC issues, xref:operators:overrides.adoc[podOverrides] can be used to replace the default Netty implementation:
+
+[source,yaml]
+----
+masters:
+  roleGroups:
+    default:
+      configOverrides:
+        hbase-site.xml:
+          hbase.rpc.client.impl: "org.apache.hadoop.hbase.ipc.BlockingRpcClient"
+regionServers:
+  roleGroups:
+    default:
+      configOverrides:
+        hbase-site.xml:
+          hbase.rpc.client.impl: "org.apache.hadoop.hbase.ipc.BlockingRpcClient"
+----

docs/modules/hbase/partials/nav.adoc

@@ -13,6 +13,7 @@
 ** xref:hbase:usage-guide/hbck2.adoc[]
 ** xref:hbase:usage-guide/snapshot-export.adoc[]
 ** xref:hbase:usage-guide/adls.adoc[]
+** xref:hbase:usage-guide/troubleshooting.adoc[]
 ** xref:hbase:usage-guide/operations/index.adoc[]
 *** xref:hbase:usage-guide/operations/cluster-operations.adoc[]
 *** xref:hbase:usage-guide/operations/pod-placement.adoc[]

rust/operator-binary/src/hbase_controller.rs

@@ -542,19 +542,6 @@ fn build_rolegroup_config_map(
                 hbase_site_config
                     .extend(hbase_opa_config.map_or(vec![], |config| config.hbase_site_config()));
 
-                // Get more useful stack traces...
-                // The default Netty impl gives us netty garbage and nothing else
-                hbase_site_config.insert(
-                    "hbase.rpc.client.impl".to_string(),
-                    "org.apache.hadoop.hbase.ipc.BlockingRpcClient".to_string(),
-                );
-
-                // Set listener endpoint information
-                hbase_site_config.insert(
-                    "hbase.listener.endpoint".to_string(),
-                    "${HBASE_LISTENER_ENDPOINT}".to_string(),
-                );
-
                 // Set flag to override default behaviour, which is that the
                 // RPC client should bind the client address (forcing outgoing
                 // RPC traffic to happen from the same network interface that