force release flags

[jackalcooper]

防止其他分支增加flag的时候影响到release的cmake缓存

[github-actions]

CI failed, removing label automerge

[github-actions]

Speed stats:

GPU Name: GeForce GTX 1080 

PyTorch resnet50 time: 140.6ms (= 7032.3ms / 50, input_shape=[16, 3, 224, 224], backward is enabled)
OneFlow resnet50 time: 126.2ms (= 6310.3ms / 50, input_shape=[16, 3, 224, 224], backward is enabled)
Relative speed: 1.11 (= 140.6ms / 126.2ms)

PyTorch resnet50 time: 83.6ms (= 4182.1ms / 50, input_shape=[8, 3, 224, 224], backward is enabled)
OneFlow resnet50 time: 74.1ms (= 3702.6ms / 50, input_shape=[8, 3, 224, 224], backward is enabled)
Relative speed: 1.13 (= 83.6ms / 74.1ms)

PyTorch resnet50 time: 59.3ms (= 2967.0ms / 50, input_shape=[4, 3, 224, 224], backward is enabled)
OneFlow resnet50 time: 51.0ms (= 2549.4ms / 50, input_shape=[4, 3, 224, 224], backward is enabled)
Relative speed: 1.16 (= 59.3ms / 51.0ms)

PyTorch resnet50 time: 47.1ms (= 2355.4ms / 50, input_shape=[2, 3, 224, 224], backward is enabled)
OneFlow resnet50 time: 46.6ms (= 2330.6ms / 50, input_shape=[2, 3, 224, 224], backward is enabled)
Relative speed: 1.01 (= 47.1ms / 46.6ms)

PyTorch resnet50 time: 44.4ms (= 2221.7ms / 50, input_shape=[1, 3, 224, 224], backward is enabled)
OneFlow resnet50 time: 46.1ms (= 2305.6ms / 50, input_shape=[1, 3, 224, 224], backward is enabled)
Relative speed: 0.96 (= 44.4ms / 46.1ms)