Remove 2 sec pause in E2E test

FAB-2031
The 2s pause was needed because of the problem in FAB-1862. Now
that it's been fixed, we need to remove the artificial pause.

Change-Id: Ie9e81c367b2caf6d467ea0a74ace1e1576d8efc8
Signed-off-by: Jim Zhang <jzhang@us.ibm.com>

test/unit/end-to-end.js

@@ -172,9 +172,7 @@ test('End-to-end flow of chaincode deploy, transaction invocation, and query', f
 								clearTimeout(handle);
 
 								if (!useSteps) {
-									// this is called without steps parameter in order to execute all steps
-									// in sequence, just continue
-									setTimeout(resolve, 2000);
+									resolve();
 								} else if (steps.length === 1 && steps[0] === 'step1') {
 									t.end();
 									resolve();
@@ -281,9 +279,7 @@ test('End-to-end flow of chaincode deploy, transaction invocation, and query', f
 								clearTimeout(handle);
 
 								if (!useSteps) {
-									// this is called without steps parameter in order to execute all steps
-									// in sequence, just continue
-									setTimeout(resolve, 2000);
+									resolve();
 								} else if (steps.length === 1 && steps[0] === 'step2') {
 									t.end();
 									resolve();