[Pkg-rust-maintainers] rust-addr2line is marked for autoremoval from testing

[Debian testing autoremoval watch]

rust-addr2line 0.7.0-1 is marked for autoremoval from testing on 2020-01-13

It is affected by these RC bugs:
946734: rust-addr2line: rust-addr2line Build-Depends on librust-fallible-iterator-0.1+default-dev which isn't available