add time for roadmap

Signed-off-by: zhangjinpeng87 <[email protected]>

docs/cdc-eng-roadmap.md

@@ -3,7 +3,7 @@
 - Author(s): [zhangjinpeng87](https://github.com/zhangjinpeng87)
 - Last Updated: 2024-01-17
 
-This is a roadmap of TiCDC project from engineering and architecture aspects. It expressed the intension of how we will improve this project to make TiCDC fit more users' use cases. The roadmap includes several domains like high availability, stability, performance, cloud native architecture evolution, etc. Notice: all contents list in the roadmap is a intension, we will try our best efforts to make it happen, but it doesn't mean we have a commitment for it, please don't rely on features/capabilities currently TiCDC doesn't have for your projects which have strick timeline requirement, even these features listed in the roadmap.
+This is a roadmap of TiCDC project from engineering and architecture aspects. It expressed the intension of how we will improve this project to make TiCDC fit more users' use cases in next 1 to 2 years. The roadmap includes several domains like high availability, stability, performance, cloud native architecture evolution, etc. Notice: all contents list in the roadmap is a intension, we will try our best efforts to make it happen, but it doesn't mean we have a commitment for it, please don't rely on features/capabilities currently TiCDC doesn't have for your projects which have strick timeline requirement, even these features listed in the roadmap.
 
 ## Stability & Observability