Auto merge of rust-lang#12779 - de-vri-es:move-assigng-clones-to-pedantic, r=y21

`assigning_clones`: move to `pedantic` so it is allow by default

In a nutshell, the `assigning_clones` lint suggests to make your code less readable for a small performance gain. See rust-lang#12778 for more motivation.

fixes rust-lang#12778

changelog: [`assigning_clones`]: move to the `pedantic` group

Author: bors

clippy_lints/src/assigning_clones.rs

@@ -48,7 +48,7 @@ declare_clippy_lint! {
     /// ```
     #[clippy::version = "1.78.0"]
     pub ASSIGNING_CLONES,
-    perf,
+    pedantic,
     "assigning the result of cloning may be inefficient"
 }