chore: Cleanup unused comments (#14864)

Cleaning up some small comments.

Author: mydea

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

@@ -19,8 +19,6 @@ interface Performance {
 
 /**
  * Returns a timestamp in seconds since the UNIX epoch using the Date API.
- *
- * TODO(v8): Return type should be rounded.
  */
 export function dateTimestampInSeconds(): number {
   return Date.now() / ONE_SECOND_IN_MS;

packages/opentelemetry/src/utils/contextData.ts

@@ -32,8 +32,7 @@ export function setContextOnScope(scope: Scope, context: Context): void {
 
 /**
  * Get the context related to a scope.
- * TODO v8: Use this for the `trace` functions.
- * */
+ */
 export function getContextFromScope(scope: Scope): Context | undefined {
   return (scope as { [SCOPE_CONTEXT_FIELD]?: Context })[SCOPE_CONTEXT_FIELD];
 }