fix: break long lines in frame.ts and series.ts to pass Biome format check

Agent-Logs-Url: https://github.com/githubnext/tsessebe/sessions/843bf80c-7ccd-4e72-9954-5b0d915eb528

Co-authored-by: mrjf <[email protected]>

Author: Copilot

src/core/frame.ts

@@ -779,7 +779,9 @@ function isIndexLike(v: unknown): v is Index<Label> {
   }
   const rec = v as Record<string, unknown>;
   return (
-    typeof rec["size"] === "number" && typeof rec["at"] === "function" && typeof rec["getLoc"] === "function"
+    typeof rec["size"] === "number" &&
+    typeof rec["at"] === "function" &&
+    typeof rec["getLoc"] === "function"
   );
 }
 

src/core/series.ts

@@ -1036,6 +1036,8 @@ function isIndexLike(v: unknown): v is Index<Label> {
   }
   const rec = v as Record<string, unknown>;
   return (
-    typeof rec["size"] === "number" && typeof rec["at"] === "function" && typeof rec["getLoc"] === "function"
+    typeof rec["size"] === "number" &&
+    typeof rec["at"] === "function" &&
+    typeof rec["getLoc"] === "function"
   );
 }