feat(cucumber): use waiters in integration tests

[trivikr]

Issue #, if available:
N/A

Description of changes:
use waiters in integration tests

DynamoDB

> yarn test:integration-legacy features/dynamodb
yarn run v1.22.5
$ cucumber-js --fail-fast features/dynamodb
...............................

6 scenarios (6 passed)
19 steps (19 passed)
1m00.205s
Done in 62.98s.

EC2

> yarn test:integration-legacy features/ec2     
yarn run v1.22.5
$ cucumber-js --fail-fast features/ec2
...............

3 scenarios (3 passed)
9 steps (9 passed)
0m21.490s
Done in 24.31s.

S3

> yarn test:integration-legacy features/s3
yarn run v1.22.5
$ cucumber-js --fail-fast features/s3
..................................................................................................................................................................................................................

24 scenarios (24 passed)
138 steps (138 passed)
1m14.160s
Done in 82.34s.

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

[alexforsyth]

LGTM!

[codecov-io]

Codecov Report

Merging #1792 (254ff02) into master (de75f7e) will decrease coverage by 0.54%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1792      +/-   ##
==========================================
- Coverage   79.77%   79.23%   -0.55%     
==========================================
  Files         325      364      +39     
  Lines       12087    15056    +2969     
  Branches     2553     3205     +652     
==========================================
+ Hits         9643    11929    +2286     
- Misses       2444     3127     +683     

Impacted Files	Coverage Δ
protocol_tests/aws-json/models/models_0.ts	79.36% <0.00%> (-20.64%)	⬇️
protocol_tests/aws-restjson/models/models_0.ts	89.43% <0.00%> (-10.57%)	⬇️
...rotocol_tests/aws-restxml/protocols/Aws_restXml.ts	64.10% <0.00%> (-2.15%)	⬇️
...ackages/node-http-handler/src/node-http-handler.ts	98.00% <0.00%> (-2.00%)	⬇️
packages/middleware-sdk-sqs/src/send-message.ts	86.66% <0.00%> (-0.84%)	⬇️
protocol_tests/aws-query/protocols/Aws_query.ts	66.34% <0.00%> (-0.38%)	⬇️
...kages/middleware-sdk-sqs/src/send-message-batch.ts	92.30% <0.00%> (-0.29%)	⬇️
...kages/fetch-http-handler/src/fetch-http-handler.ts	9.30% <0.00%> (-0.23%)	⬇️
protocol_tests/aws-ec2/protocols/Aws_ec2.ts	66.93% <0.00%> (-0.01%)	⬇️
packages/url-parser-node/src/index.ts	100.00% <0.00%> (ø)
... and 180 more

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[trivikr]

This PR is blocked on #1799

[AllanZhengYP]

again. Thank you for taking care of this!

[github-actions]

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