Deprecate unfitting exports from utils #14267

Go through all utils exports and deprecate them.

• Remove/deprecate validSeverityLevels (feat(core): Deprecate validSeverityLevels #14407)

• Remove/deprecate arrayify (feat(core): Deprecate arrayify #14405)

• Remove/deprecate urlEncode (can be replaced with urlsearchparams) (feat(core): Deprecate urlEncode #14406)

• Remove/deprecate parseUrl (can be replaced with new URL()) (feat(core): Deprecate parseUrl #14404)

• Remove/deprecate flatten (feat(core): Deprecate flatten #14454)

• Remove/deprecate memoBuilder (feat(utils): Deprecate memoBuilder, BAGGAGE_HEADER_NAME, and makeFifoCache #14434)

• Remove/deprecate extractPathForTransaction, extractRequestData, addRequestDataToEvent (feat(utils/core): Deprecate addRequestDataToEvent and extractRequestData #14430)

• Remove/deprecate TransactionNamingScheme

• Remove/deprecate BAGGAGE_HEADER_NAME (feat(utils): Deprecate memoBuilder, BAGGAGE_HEADER_NAME, and makeFifoCache #14434)

• Remove/deprecate getNumberOfUrlSegments (feat(core/utils): Deprecate getNumberOfUrlSegments #14458)

• Remove/deprecate makeFifoCache (feat(utils): Deprecate memoBuilder, BAGGAGE_HEADER_NAME, and makeFifoCache #14434)

• hoist to browser getComponentName, getDomElement, getLocationHref, htmlTreeAsString, isNativeFunction, supportsDOMError, supportsDOMException, supportsErrorEvent, supportsFetch, supportsNativeFetch, supportsReferrerPolicy, supportsReportingObserver, browserPerformanceTimeOriginMode, browserPerformanceTimeOrigin, supportsHistory Kept because upside is marginal and impact unknown

• hoist to node dynamicRequire, isNodeEnv, loadModule Kept because upside is marginal and impact unknown