Rollup merge of #61824 - rust-lang:single_derive, r=eddyb

in which we decline to lint single-use lifetimes in `derive`d impls

Resolves #53738.

r? @eddyb

src/test/ui/single-use-lifetime/one-use-in-struct.rs

@@ -18,4 +18,11 @@ enum Bar<'f> {
 
 trait Baz<'f> { }
 
+// `Derive`d impls shouldn't trigger a warning, either (Issue #53738).
+
+#[derive(Debug)]
+struct Quux<'a> {
+    priors: &'a u32,
+}
+
 fn main() { }