Simplified Chisel difftest env

Name		Name	Last commit message	Last commit date
Latest commit History 490 Commits
DRAMsim3 @ 5723f6b		DRAMsim3 @ 5723f6b
difftest @ 3cbc801		difftest @ 3cbc801
nanshan		nanshan
nemu @ 6499f48		nemu @ 6499f48
rvdecoderdb @ e58432b		rvdecoderdb @ e58432b
.gitignore		.gitignore
.gitmodules		.gitmodules
.mill-version		.mill-version
.scalafmt.conf		.scalafmt.conf
LICENSE		LICENSE
Makefile		Makefile
README.md		README.md
build.mill		build.mill
riscv-opcodes		riscv-opcodes

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