bors d6d5ecd625 Auto merge of #9571 - rust-lang:refactor-lit-ints, r=Jarcho
use `is_integer_literal` more

I noticed that we have the `is_integer_literal` function in our `clippy_utils`, yet almost everywhere people still match int literal expressions manually. So I searched for instances to replace and shorten the code a bit.

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changelog: none
2022-10-02 13:11:21 +00:00
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