Fix #113 Bitmanip specs Zba/b/c/s now at version 1.0

 On branch dev/next-release
 Your branch is ahead of 'origin/dev/next-release' by 2 commits.
   (use "git push" to publish your local commits)

 Changes to be committed:
	modified:   ../../extern/riscv-bitmanip

 Changes not staged for commit:
	modified:   ../../extern/riscv-gnu-toolchain (modified content)
	modified:   ../../extern/sail-riscv (untracked content)