fix: dank / web3 conflict with AttrDict

requirements.txt

@@ -1,7 +1,7 @@
 bobs_lazy_logging==0.0.4
 cachetools>=4.1.1,<4.3
 checksum_dict>=1.1.1
-dank_mids>=4.20.85
+dank_mids>=4.20.86
 eth-brownie>=1.19.3,<1.21
 eth_retry>=0.1.19,<0.2
 ez-a-sync>=0.18.2,<0.20