Merge pull request #2651 from plind-dm/fix/clear-extra-args-config

fix(ui): use null instead of undefined when clearing extra args

ui/src/components/AgentConfigForm.tsx

@@ -827,7 +827,7 @@ export function AgentConfigForm(props: AgentConfigFormProps) {
                   onCommit={(v) =>
                     isCreate
                       ? set!({ extraArgs: v })
-                      : mark("adapterConfig", "extraArgs", v ? parseCommaArgs(v) : null)
+                      : mark("adapterConfig", "extraArgs", v?.trim() ? parseCommaArgs(v) : null)
                   }
                   immediate
                   className={inputClass}