Rubicon: Remove api validation

[SerhiiNahornyi]

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, c405f3f

rubicon

Refer here for heat map coverage report

github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:183:	resolveVideoSizeId			100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:201:	appendTrackerToUrl			87.5%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:217:	Builder					100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:228:	updateRequestTo26			92.3%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:253:	MakeRequests				82.2%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:567:	createImpsToExtMap			100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:586:	prepareImpsToExtMap			100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:605:	splitMultiFormatImp			61.5%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:642:	resolveBidFloor				100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:650:	updateImpRpTargetWithFpdAttributes	81.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:750:	extractDfpAdUnitCode			100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:760:	isNotKeyPathError			100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:764:	addStringAttribute			100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:768:	addStringArrayAttribute			100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:772:	updateUserRpTargetWithFpdAttributes	70.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:802:	updateExtWithIabAttribute		100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:811:	populateFirstPartyDataAttributes	92.9%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:839:	isStringArray				100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:849:	isBoolArray				100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:859:	convertToStringArray			100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:870:	rawJSONToMap				100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:878:	mapFromRawJSON				80.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:887:	getSegmentIdsToCopy			100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:907:	contains				75.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:916:	extractUserBuyerUID			66.7%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:930:	isVideo					100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:939:	isFullyPopulatedVideo			100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:944:	resolveNativeObject			88.2%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:976:	setImpNative				82.4%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:1005:	MakeBids				92.2%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:1105:	mapImpIdToCpmOverride			90.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:1123:	resolveAdm				87.5%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:1138:	cmpOverrideFromBidRequest		100.0%
github.com/prebid/prebid-server/v2/adapters/rubicon/rubicon.go:1147:	updateBidExtWithMetaNetworkId		82.4%
total:									(statements)				85.0%