feat(integ-tests): new HttpApiCall method to easily make http calls (#26102)

This PR adds a new `httpApiCall` method (and associated construct) that makes it easy to make assertions against the results of an http call.

I've updated a couple of existing integration tests to use this new method.

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*By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license*

Author: corymhall

packages/@aws-cdk-testing/framework-integ/test/aws-apigateway/test/integ.domain-name.js.snapshot/asset.456da4984f762c1c25e94bd5f2df6758d2b0884d0dae8ca59bb8f4e3de7c2136.bundle/index.js

@@ -1 +1 @@
-{"version":"21.0.0"}
+{"version":"32.0.0"}

packages/@aws-cdk-testing/framework-integ/test/aws-apigateway/test/integ.domain-name.js.snapshot/asset.939278de4f3903a6b4bdb449b0e6f69208d04d53be21684b360f6410e8416231.bundle/index.js

@@ -1,28 +1,28 @@
 {
-  "version": "21.0.0",
+  "version": "32.0.0",
   "files": {
-    "456da4984f762c1c25e94bd5f2df6758d2b0884d0dae8ca59bb8f4e3de7c2136": {
+    "939278de4f3903a6b4bdb449b0e6f69208d04d53be21684b360f6410e8416231": {
       "source": {
-        "path": "asset.456da4984f762c1c25e94bd5f2df6758d2b0884d0dae8ca59bb8f4e3de7c2136.bundle",
+        "path": "asset.939278de4f3903a6b4bdb449b0e6f69208d04d53be21684b360f6410e8416231.bundle",
         "packaging": "zip"
       },
       "destinations": {
         "current_account-current_region": {
           "bucketName": "cdk-hnb659fds-assets-${AWS::AccountId}-${AWS::Region}",
-          "objectKey": "456da4984f762c1c25e94bd5f2df6758d2b0884d0dae8ca59bb8f4e3de7c2136.zip",
+          "objectKey": "939278de4f3903a6b4bdb449b0e6f69208d04d53be21684b360f6410e8416231.zip",
           "assumeRoleArn": "arn:${AWS::Partition}:iam::${AWS::AccountId}:role/cdk-hnb659fds-file-publishing-role-${AWS::AccountId}-${AWS::Region}"
         }
       }
     },
-    "ca221fe7d8415bb5d7851fa5f77af9fa55569243f4832c489ac239a1a9ccf4ca": {
+    "a964cf65aae2e23802c1975a0c39add8b0c2e59296daad40cc71353166b3685f": {
       "source": {
         "path": "domainnamemappingtestDefaultTestDeployAssert4FFC8047.template.json",
         "packaging": "file"
       },
       "destinations": {
         "current_account-current_region": {
           "bucketName": "cdk-hnb659fds-assets-${AWS::AccountId}-${AWS::Region}",
-          "objectKey": "ca221fe7d8415bb5d7851fa5f77af9fa55569243f4832c489ac239a1a9ccf4ca.json",
+          "objectKey": "a964cf65aae2e23802c1975a0c39add8b0c2e59296daad40cc71353166b3685f.json",
           "assumeRoleArn": "arn:${AWS::Partition}:iam::${AWS::AccountId}:role/cdk-hnb659fds-file-publishing-role-${AWS::AccountId}-${AWS::Region}"
         }
       }