needless_borrow: try to make lint example a bit more illustrating

[matthiaskrgr]

changelog: none

[rust-highfive]

r? @Manishearth

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[Manishearth]

@bors r+

[bors]

📌 Commit 54c41c0 has been approved by Manishearth

[bors]

⌛ Testing commit 54c41c0 with merge 360ca77...

[bors]

💔 Test failed - checks-action_remark_test

[giraffate]

From error log in tests:

Run actions/[email protected]
/opt/hostedtoolcache/node/10.24.1/x64/bin/node --version
v10.24.1
/opt/hostedtoolcache/node/10.24.1/x64/bin/npm --version
6.14.12

/home/runner/work/rust-clippy/rust-clippy/node_modules/remark-cli/cli.js:2
import {createRequire} from 'node:module'
       ^

SyntaxError: Unexpected token {
    at Module._compile (internal/modules/cjs/loader.js:723:23)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10)
    at Module.load (internal/modules/cjs/loader.js:653:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:593:12)
    at Function.Module._load (internal/modules/cjs/loader.js:585:3)
    at Function.Module.runMain (internal/modules/cjs/loader.js:831:12)
    at startup (internal/bootstrap/node.js:283:19)
    at bootstrapNodeJSCore (internal/bootstrap/node.js:623:3)

Node version might be old.

[flip1995]

@bors retry

[bors]

⌛ Testing commit 54c41c0 with merge 2dbf0c1...

[bors]

☀️ Test successful - checks-action_dev_test, checks-action_remark_test, checks-action_test
Approved by: Manishearth
Pushing 2dbf0c1 to master...