Auto merge of #25547 - kunalmohan:25531-SnakeCase, r=jdm

Modify `script` to prevent further violations of snake_case

<!-- Please describe your changes on the following line: -->
Remove `#![allow(non_snake_case)]` from `script/lib.rs` and add `#[allow(non_snake_case)]` at each instance of violation.

---
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- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [X] These changes fix #25531  (GitHub issue number if applicable)

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1 files changed, 2 insertions, 0 deletions

diff --git a/components/script/dom/textmetrics.rs b/components/script/dom/textmetrics.rs
index 867071bd0aa..eca24e19452 100644
--- a/components/script/dom/textmetrics.rs
+++ b/components/script/dom/textmetrics.rs
@@ -11,6 +11,7 @@ use crate::dom::globalscope::GlobalScope;
 use dom_struct::dom_struct;
 
 #[dom_struct]
+#[allow(non_snake_case)]
 pub struct TextMetrics {
     reflector_: Reflector,
     width: Finite<f64>,
@@ -27,6 +28,7 @@ pub struct TextMetrics {
     ideographicBaseline: Finite<f64>,
 }
 
+#[allow(non_snake_case)]
 impl TextMetrics {
     fn new_inherited(
         width: f64,