ref(opentelemetry): Remove orphaned code (#22705)

Removing some things that are no longer referenced but were forgotten to
be deleted.

Author: mydea

packages/opentelemetry/src/constants.ts

@@ -6,23 +6,13 @@ export const SENTRY_BAGGAGE_HEADER = 'baggage';
 export const SENTRY_TRACE_STATE_DSC = 'sentry.dsc';
 export const SENTRY_TRACE_STATE_SAMPLED_NOT_RECORDING = 'sentry.sampled_not_recording';
 export const SENTRY_TRACE_STATE_URL = 'sentry.url';
-export const SENTRY_TRACE_STATE_SAMPLE_RAND = 'sentry.sample_rand';
-export const SENTRY_TRACE_STATE_SAMPLE_RATE = 'sentry.sample_rate';
 
 /**
  *  A flag marking a context as ignored because the span associated with the context
  *  is ignored (`ignoreSpans` filter).
  */
 export const SENTRY_TRACE_STATE_CHILD_IGNORED = 'sentry.ignored';
 
-/**
- *  A flag marking a segment span as ignored because it matched the `ignoreSpans` filter.
- *  Unlike `SENTRY_TRACE_STATE_CHILD_IGNORED` (used for child spans), this flag is NOT consumed
- *  by the context manager for re-parenting. Instead, it propagates to child spans so they
- *  can record the correct client report outcome (`ignored` instead of `sample_rate`).
- */
-export const SENTRY_TRACE_STATE_SEGMENT_IGNORED = 'sentry.segment_ignored';
-
 export const SENTRY_SCOPES_CONTEXT_KEY = createContextKey('sentry_scopes');
 
 export const SENTRY_FORK_ISOLATION_SCOPE_CONTEXT_KEY = createContextKey('sentry_fork_isolation_scope');