feat(core)!: Remove validSeverityLevels export (#14765)

Removes `validSeverityLevels`. This has no replacement.

Author: AbhiPrasad

docs/migration/v8-to-v9.md

@@ -104,7 +104,8 @@ It will be removed in a future major version.
 
 ### `@sentry/core`
 
-- The `getNumberOfUrlSegments` method has been removed. There are no replacements.
+- The `getNumberOfUrlSegments` method has been removed. There is no replacement.
+- The `validSeverityLevels` export has been removed. There is no replacement.
 
 ### `@sentry/nestjs`
 

packages/core/src/utils-hoist/index.ts

@@ -90,8 +90,7 @@ export type {
   TransactionNamingScheme,
 } from './requestdata';
 
-// eslint-disable-next-line deprecation/deprecation
-export { severityLevelFromString, validSeverityLevels } from './severity';
+export { severityLevelFromString } from './severity';
 export {
   UNKNOWN_FUNCTION,
   createStackParser,

packages/core/src/utils-hoist/severity.ts

@@ -1,10 +1,5 @@
 import type { SeverityLevel } from '../types-hoist';
 
-/**
- * @deprecated This variable has been deprecated and will be removed in the next major version.
- */
-export const validSeverityLevels = ['fatal', 'error', 'warning', 'log', 'info', 'debug'];
-
 /**
  * Converts a string-based level into a `SeverityLevel`, normalizing it along the way.
  *

packages/utils/src/index.ts

@@ -155,7 +155,6 @@ import {
   updateRateLimits as updateRateLimits_imported,
   urlEncode as urlEncode_imported,
   uuid4 as uuid4_imported,
-  validSeverityLevels as validSeverityLevels_imported,
   vercelWaitUntil as vercelWaitUntil_imported,
   watchdogTimer as watchdogTimer_imported,
   winterCGHeadersToDict as winterCGHeadersToDict_imported,
@@ -340,10 +339,6 @@ export const winterCGRequestToRequestData = winterCGRequestToRequestData_importe
 /** @deprecated Import from `@sentry/core` instead. */
 export const severityLevelFromString = severityLevelFromString_imported;
 
-/** @deprecated Import from `@sentry/core` instead. */
-// eslint-disable-next-line deprecation/deprecation
-export const validSeverityLevels = validSeverityLevels_imported;
-
 /** @deprecated Import from `@sentry/core` instead. */
 export const UNKNOWN_FUNCTION = UNKNOWN_FUNCTION_imported;