CI : broken lightning compiling on CI

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See log

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Previous commit was tested under rustc 1.57 while this one is run on rustc 1.60 which can't compile lightning dependency.

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More info on the current error :

rust-lang/rust#93599

also

TheBlueMatt/rust-lightning@78c6154

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If commit 2198cd2 does not fix CI, another way to handle the problem would be to test previous nightly. One date to test would be the date the rust-lang/rust#93599 issue has been opened