test: 삭제된 심볼 참조 정리 (session_id, rag-v1→v4, cache_capacity) — worker cargo check가 test 타깃 미컴파일로 누락

crates/kebab-mcp/tests/tools_call_ask_multi_hop.rs

@@ -103,7 +103,6 @@ async fn ask_tool_routes_multi_hop_true_to_decompose_first() {
             &state_mh,
             kebab_mcp::tools::ask::AskInput {
                 query: "compound about X and Y".to_string(),
-                session_id: None,
                 mode: Some("lexical".to_string()),
                 multi_hop: Some(true),
             },
@@ -138,7 +137,6 @@ async fn ask_tool_routes_multi_hop_true_to_decompose_first() {
             &state_sp,
             kebab_mcp::tools::ask::AskInput {
                 query: "anything".to_string(),
-                session_id: None,
                 mode: Some("lexical".to_string()),
                 multi_hop: Some(false),
             },
@@ -189,7 +187,6 @@ async fn ask_tool_multi_hop_short_circuits_when_probe_empty() {
             &state_mh,
             kebab_mcp::tools::ask::AskInput {
                 query: "compound about X and Y".to_string(),
-                session_id: None,
                 mode: Some("lexical".to_string()),
                 multi_hop: Some(true),
             },