Update cargo

[ehuss]

5 commits in 1e8703890f285befb5e32627ad4e0a0454dde1fb..3c44c3c4b7900b8b13c85ead25ccaa8abb7d8989
2021-03-26 16:59:39 +0000 to 2021-03-31 21:21:15 +0000

• Fix semver docs for 1.51. (Fix semver docs for 1.51. cargo#9316)
• Add cargo config subcommand. (Add cargo config subcommand. cargo#9302)
• Give one more example for the --featuers CLI (Give one more example for the --featuers CLI cargo#9313)
• Bump to 0.54.0, update changelog (Bump to 0.54.0, update changelog cargo#9308)
• Make the URL to the tracking issue for --out-dir into a link (Make the URL to the tracking issue for --out-dir into a link cargo#9309)

[rust-highfive]

⚠️ Warning ⚠️

• These commits modify submodules.

[ehuss]

@bors r+

[bors]

📌 Commit cb969e8 has been approved by ehuss

[bors]

⌛ Testing commit cb969e8 with merge cbd6ec7...

[bors]

☀️ Test successful - checks-actions
Approved by: ehuss
Pushing cbd6ec7 to master...