Release deqdet code

code release

Release ckpt of deqdet models

• deqdet armed with r50 backbone under 12 epochs training(1x)
• deqdet armed with r50 backbone under 24 epochs training(2x)
• deqdet armed with r101 backbone under 24 epochs training(2x)
• deqdet armed with swin-small backbone under 24 epochs training(2x)