[nongnu] elpa/rust-mode updated (eed94e4 -> 2e970db)

[ELPA Syncer]

elpasync pushed a change to branch elpa/rust-mode.

      from  eed94e4   adjust emacs_versions used for ci
       new  d0c1ffa   update readme and bump version
       new  80cdc54   Improve rust--format-fix-rustfmt-buffer
       new  2e970db   Call *rustfmt* by its proper name in user messages


Summary of changes:
 README.md       | 39 +++++++++++++++++++++------------------
 rust-mode.el    |  2 +-
 rust-rustfmt.el | 25 ++++++++++++++-----------
 3 files changed, 36 insertions(+), 30 deletions(-)