edit_prediction_context: Minor optimization of text similarity + some renames (#38941)

Release Notes:

- N/A

crates/cloud_llm_client/src/predict_edits_v3.rs

@@ -103,13 +103,13 @@ pub struct ReferencedDeclaration {
     /// Index within `signatures`.
     #[serde(skip_serializing_if = "Option::is_none", default)]
     pub parent_index: Option<usize>,
-    pub score_components: ScoreComponents,
+    pub score_components: DeclarationScoreComponents,
     pub signature_score: f32,
     pub declaration_score: f32,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
-pub struct ScoreComponents {
+pub struct DeclarationScoreComponents {
     pub is_same_file: bool,
     pub is_referenced_nearby: bool,
     pub is_referenced_in_breadcrumb: bool,
@@ -119,12 +119,12 @@ pub struct ScoreComponents {
     pub reference_line_distance: u32,
     pub declaration_line_distance: u32,
     pub declaration_line_distance_rank: usize,
-    pub containing_range_vs_item_jaccard: f32,
-    pub containing_range_vs_signature_jaccard: f32,
+    pub excerpt_vs_item_jaccard: f32,
+    pub excerpt_vs_signature_jaccard: f32,
     pub adjacent_vs_item_jaccard: f32,
     pub adjacent_vs_signature_jaccard: f32,
-    pub containing_range_vs_item_weighted_overlap: f32,
-    pub containing_range_vs_signature_weighted_overlap: f32,
+    pub excerpt_vs_item_weighted_overlap: f32,
+    pub excerpt_vs_signature_weighted_overlap: f32,
     pub adjacent_vs_item_weighted_overlap: f32,
     pub adjacent_vs_signature_weighted_overlap: f32,
 }