fix(sheaves): drop extra context arg from noopPolicy call in leastAuthority

noopPolicy takes one argument; passing context caused a TS2554 build error.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: grypez

packages/sheaves/src/compose.ts

@@ -106,20 +106,19 @@ export const withRanking =
  * identical and the key is collapsed to constraints) are treated as 0.5.
  *
  * @param candidates - Candidates to rank and yield.
- * @param context - The policy context (passed through to noopPolicy).
+ * @param _context - The policy context (unused; present to satisfy the Policy signature).
  * @yields Candidates sorted ascending by authority.
  */
 export async function* leastAuthority<M extends Record<string, unknown>>(
   candidates: Candidate<Partial<M>>[],
-  context: PolicyContext<M>,
+  _context: PolicyContext<M>,
 ): AsyncGenerator<Candidate<Partial<M>>, void, unknown[]> {
   yield* noopPolicy(
     [...candidates].sort((a, b) => {
       const aAuth = (a.metadata as { authority?: number }).authority ?? 0.5;
       const bAuth = (b.metadata as { authority?: number }).authority ?? 0.5;
       return aAuth - bAuth;
     }),
-    context,
   );
 }