chore: remove traceContext export in v1

Author: CorieW

src/v1/index.ts

@@ -35,8 +35,6 @@ import * as testLab from "./providers/testLab";
 
 import { setApp as setEmulatedAdminApp } from "../common/app";
 
-export { traceContext } from "../common/trace";
-
 export {
   analytics,
   auth,

src/v2/index.ts

@@ -58,8 +58,6 @@ export {
   firestore,
 };
 
-export { traceContext } from "../common/trace";
-
 export {
   setGlobalOptions,
   GlobalOptions,
@@ -72,6 +70,7 @@ export {
 
 export { CloudFunction, CloudEvent, ParamsOf, onInit } from "./core";
 export { Change } from "../common/change";
+export { traceContext } from "../common/trace";
 // NOTE: Equivalent to `export * as params from "../params"` but api-extractor doesn't support that syntax.
 import * as params from "../params";
 export { params };