test(pxe): pin retry attempt count and untouched rethrow for settled-read witness fetches

Author: vezenovm

yarn-project/pxe/src/private_kernel/hints/private_kernel_reset_private_inputs_builder.test.ts

@@ -267,6 +267,19 @@ describe('PrivateKernelResetPrivateInputsBuilder', () => {
         expect(err?.message).toContain('Cannot find the leaf for nullifier');
         expect(err?.message).toContain('Anchor block 42');
         expect(err?.message).toContain('latest view: leaf not found');
+        expect(oracle.getNullifierMembershipWitness).toHaveBeenCalledTimes(3);
+      });
+
+      it('rethrows non-witness errors without retrying', async () => {
+        kernel.addSettledNullifierReadRequest();
+
+        oracle.getNullifierMembershipWitness.mockRejectedValue(new Error('node connection lost'));
+
+        const builder = makeResetBuilder();
+        expect(builder.needsReset()).toBe(true);
+
+        await expect(builder.build(oracle)).rejects.toThrow('node connection lost');
+        expect(oracle.getNullifierMembershipWitness).toHaveBeenCalledTimes(1);
       });
 
       it('throws when pending read request has no matching nullifier', () => {