Add missing coordinator dynamic config to the web-console dialog for dynamic coordinator config (#10545)

* Add missing coordinator dynamic config to the web-console dialog for dynamic coordinator config

* update jest snapshots after making console change

web-console/src/dialogs/coordinator-dynamic-config-dialog/__snapshots__/coordinator-dynamic-config-dialog.spec.tsx.snap

@@ -165,6 +165,14 @@ exports[`coordinator dynamic config matches snapshot 1`] = `
           "name": "decommissioningMaxPercentOfMaxSegmentsToMove",
           "type": "number",
         },
+        Object {
+          "defaultValue": false,
+          "info": <React.Fragment>
+            Boolean flag for whether or not the coordinator should execute its various duties of coordinating the cluster. Setting this to true essentially pauses all coordination work while allowing the API to remain up.
+          </React.Fragment>,
+          "name": "pauseCoordination",
+          "type": "boolean",
+        },
       ]
     }
     model={Object {}}

web-console/src/dialogs/coordinator-dynamic-config-dialog/coordinator-dynamic-config-dialog.tsx

@@ -264,6 +264,18 @@ export const CoordinatorDynamicConfigDialog = React.memo(function CoordinatorDyn
               </>
             ),
           },
+          {
+            name: 'pauseCoordination',
+            type: 'boolean',
+            defaultValue: false,
+            info: (
+              <>
+                Boolean flag for whether or not the coordinator should execute its various duties of
+                coordinating the cluster. Setting this to true essentially pauses all coordination
+                work while allowing the API to remain up.
+              </>
+            ),
+          },
         ]}
         model={dynamicConfig}
         onChange={m => setDynamicConfig(m)}