[AI] Drop 'serialization' from tool output naming (#20052)

didnt made sense anymore -- we dont really 'serialize'

packages/twenty-server/src/engine/metadata-modules/ai/ai-chat/services/chat-execution.service.ts

@@ -138,7 +138,7 @@ export class ChatExecutionService {
     const preloadedTools = await this.toolRegistry.getToolsByName(
       AI_CHAT_TOOL_NAMES_TO_PRELOAD,
       toolContext,
-      { serializeOutput: true },
+      { compactOutput: true },
     );
 
     const resolvedModelId = modelId ?? workspace.smartModel;
@@ -186,7 +186,7 @@ export class ChatExecutionService {
       [EXECUTE_TOOL_TOOL_NAME]: createExecuteToolTool(
         this.toolRegistry,
         toolContext,
-        { serializeOutput: true },
+        { compactOutput: true },
       ),
       [LOAD_SKILL_TOOL_NAME]: createLoadSkillTool(
         (skillNames) =>