feat(biome_css_analyzer): update known pseudo elements

.changeset/smart-seals-collect.md

@@ -0,0 +1,5 @@
+---
+"@biomejs/biome": patch
+---
+
+[noUnknownPseudoElement](https://biomejs.dev/linter/rules/no-unknown-pseudo-element/) add support for `::slotted` ([#5116](https://github.com/biomejs/biome/issues/5116)).

crates/biome_css_analyze/src/keywords.rs

@@ -773,8 +773,8 @@ pub const FUNCTION_KEYWORDS: [&str; 685] = [
 ];
 
 // These are the ones that can have single-colon notation
-pub const LEVEL_ONE_AND_TWO_PSEUDO_ELEMENTS: [&str; 4] =
-    ["after", "before", "first-letter", "first-line"];
+pub const LEVEL_ONE_AND_TWO_PSEUDO_ELEMENTS: [&str; 5] =
+    ["after", "before", "first-letter", "first-line", "slotted"];
 
 pub const VENDOR_SPECIFIC_PSEUDO_ELEMENTS: [&str; 66] = [
     "-moz-focus-inner",

crates/biome_css_analyze/tests/specs/nursery/noUnknownPseudoClass/invalid.css.snap

@@ -1,7 +1,6 @@
 ---
 source: crates/biome_css_analyze/tests/spec_tests.rs
 expression: invalid.css
-snapshot_kind: text
 ---
 # Input
 ```css
@@ -189,23 +188,6 @@ invalid.css:11:2 lint/nursery/noUnknownPseudoClass ━━━━━━━━━
   i See MDN web docs for more details.
 
 
-```
-
-```
-invalid.css:12:2 lint/nursery/noUnknownPseudoClass ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
-
-  × Unexpected unknown pseudo-class slotted 
-
-    10 │ ::-webkit-scrollbar-button:horizontal:unknown {}
-    11 │ :first { }
-  > 12 │ :slotted {}
-       │  ^^^^^^^
-    13 │ :placeholder {}
-    14 │ @page :blank:unknown { }
-
-  i See MDN web docs for more details.
-
-
 ```
 
 ```