Update Rust crate etagere to v0.2.15 (#23493)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [etagere](https://redirect.github.com/nical/etagere) | dependencies |
patch | `0.2.13` -> `0.2.15` |

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Release Notes:

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Cargo.lock

@@ -4223,9 +4223,9 @@ dependencies = [
 
 [[package]]
 name = "etagere"
-version = "0.2.13"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0e2f1e3be19fb10f549be8c1bf013e8675b4066c445e36eb76d2ebb2f54ee495"
+checksum = "fc89bf99e5dc15954a60f707c1e09d7540e5cd9af85fa75caa0b510bc08c5342"
 dependencies = [
  "euclid",
  "svg_fmt",