Test workflow adapter code coverage vulnerability fix

[bsardo]

No description provided.

[github-actions]

Code coverage summary

Note:

• Prebid team doesn't anticipate tests covering code paths that might result in marshal and unmarshal errors
• Coverage summary encompasses all commits leading up to the latest one, 972bf5a

appnexus

Refer here for heat map coverage report

github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:45:	Builder			80.0%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:59:	resolvePlatformID	100.0%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:69:	MakeRequests		89.8%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:166:	MakeBids		86.2%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:222:	getRequestExt		80.0%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:234:	getAppnexusExt		85.7%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:261:	validateAndBuildImpExt	85.7%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:276:	handleLegacyParams	100.0%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:291:	validateAppnexusExt	100.0%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:300:	groupByPods		100.0%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:310:	splitRequests		86.7%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:365:	buildRequestImp		100.0%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:416:	getMediaTypeForBid	100.0%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:430:	findIabCategoryForBid	100.0%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:436:	appendMemberId		100.0%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:443:	buildDisplayManageVer	77.8%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:462:	moveSupplyChain		83.3%
github.com/prebid/prebid-server/v4/adapters/appnexus/appnexus.go:496:	buildAdPodRequests	100.0%
total:									(statements)		89.9%