fix: pagination bug

Author: zone117x

src/datastore/postgres-store.ts

@@ -5555,6 +5555,8 @@ export class PgDataStore
           ON stx_txs.tx_id = txs.tx_id
           AND txs.canonical = TRUE
           AND txs.microblock_canonical = TRUE
+        LIMIT $2
+        OFFSET $3
         `,
         [args.stxAddress, args.limit, args.offset, args.blockHeight]
       );

src/tests/api-tests.ts

@@ -5592,7 +5592,7 @@ describe('api tests', () => {
     );
     expect(unanchoredResult.status).toBe(200);
     expect(unanchoredResult.type).toBe('application/json');
-    expect(JSON.parse(unanchoredResult.text).total).toEqual(60); // 60 txs up to unanchored block_height=3
+    expect(JSON.parse(unanchoredResult.text).total).toEqual(50); // 60 txs up to unanchored block_height=3
     expect(JSON.parse(unanchoredResult.text).results.length).toEqual(50);
   });