fix fastscnn path (open-mmlab#760)

Author: MengzhangLI

configs/fastscnn/README.md

@@ -19,4 +19,4 @@
 
 | Method    | Backbone  | Crop Size | Lr schd | Mem (GB) | Inf time (fps) |  mIoU | mIoU(ms+flip) | config                                                                                  | download                                                                                                                                                                                                                                                       |
 | --------- | --------- | --------- | ------: | -------- | -------------- | ----: | ------------- | --------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
-| Fast-SCNN | Fast-SCNN | 512x1024  | 160000 | 3.3 | 56.45 | 70.96 | 72.65 | [config](https://github.com/open-mmlab/mmsegmentation/blob/master/configs/fast_scnn.py) | [model](https://download.openmmlab.com/mmsegmentation/v0.5/fast_scnn/fast_scnn_8x4_160k_lr0.12_cityscapes-0cec9937.pth) | [log](https://download.openmmlab.com/mmsegmentation/v0.5/fast_scnn/fast_scnn_8x4_160k_lr0.12_cityscapes-20210630_164853.log.json) |
+| Fast-SCNN | Fast-SCNN | 512x1024  | 160000 | 3.3 | 56.45 | 70.96 | 72.65 | [config](https://github.com/open-mmlab/mmsegmentation/blob/master/configs/fastscnn/fast_scnn_lr0.12_8x4_160k_cityscapes.py) | [model](https://download.openmmlab.com/mmsegmentation/v0.5/fast_scnn/fast_scnn_8x4_160k_lr0.12_cityscapes-0cec9937.pth) | [log](https://download.openmmlab.com/mmsegmentation/v0.5/fast_scnn/fast_scnn_8x4_160k_lr0.12_cityscapes-20210630_164853.log.json) |

configs/fastscnn/fastscnn.yml

@@ -4,7 +4,7 @@ Collections:
     Training Data:
     - Cityscapes
 Models:
-- Name: ''
+- Name: fast_scnn_lr0.12_8x4_160k_cityscapes
   In Collection: fastscnn
   Metadata:
     backbone: Fast-SCNN
@@ -24,5 +24,5 @@ Models:
     Metrics:
       mIoU: 70.96
       mIoU(ms+flip): 72.65
-  Config: ''
-  Weights: ''
+  Config: configs/fastscnn/fast_scnn_lr0.12_8x4_160k_cityscapes.py
+  Weights: https://download.openmmlab.com/mmsegmentation/v0.5/fast_scnn/fast_scnn_8x4_160k_lr0.12_cityscapes-0cec9937.pth