chore: export shimmer functions

Author: Joozty

experimental/packages/opentelemetry-instrumentation/src/index.ts

@@ -32,5 +32,5 @@ export {
   safeExecuteInTheMiddle,
   safeExecuteInTheMiddleAsync,
 } from './utils';
-export { SemconvStability, semconvStabilityFromStr } from './semconvStability';
 export * from './shimmer'
+export { SemconvStability, semconvStabilityFromStr } from './semconvStability';