Add VPC-SC positive and negative integration tests in Web Security Scanner

[ashishin]

This add VPC-SC positive and negative integration tests in Web Security Scanner.

[chingor13]

Also, please run mvn com.coveo:fmt-maven-plugin:format to appease the code linter.

[codecov]

Codecov Report

Merging #5594 into master will increase coverage by 0.06%.
The diff coverage is n/a.

@@ Coverage Diff @@## master #5594 +/- ##
============================================
+ Coverage 46.72% 46.79% +0.06% - Complexity 24647 24993 +346 
============================================
Files 2351 2382 +31 Lines 256149 259161 +3012 Branches 29327 28578 -749 ============================================
+ Hits 119688 121270 +1582 - Misses 127539 128186 +647 - Partials 8922 9705 +783

Impacted Files	Coverage Δ	Complexity Δ
...va/com/google/cloud/compute/v1/InstanceClient.java	48.95% <0%> (-6.46%)	139% <0%> (ø)
...ava/com/google/cloud/compute/v1/ProjectClient.java	51.14% <0%> (-5.94%)	55% <0%> (ø)
...ava/com/google/cloud/compute/v1/NetworkClient.java	49.63% <0%> (-5.84%)	35% <0%> (ø)
...ava/com/google/cloud/compute/v1/LicenseClient.java	50.41% <0%> (-5.79%)	31% <0%> (ø)
.../com/google/cloud/compute/v1/RegionDiskClient.java	48.92% <0%> (-5.76%)	35% <0%> (ø)
...va/com/google/cloud/compute/v1/SnapshotClient.java	50% <0%> (-5.74%)	31% <0%> (ø)
.../java/com/google/cloud/compute/v1/ImageClient.java	49.04% <0%> (-5.74%)	43% <0%> (ø)
.../google/cloud/compute/v1/TargetSslProxyClient.java	48.57% <0%> (-5.72%)	35% <0%> (ø)
.../google/cloud/compute/v1/SecurityPolicyClient.java	48.1% <0%> (-5.7%)	39% <0%> (ø)
...d/compute/v1/RegionInstanceGroupManagerClient.java	48.81% <0%> (-5.69%)	51% <0%> (ø)
... and 204 more

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