Log Message:
k6: Update to 0.49.0

Changes:
0.49.0
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k6 v0.49.0 is here! This release:

- Adds a built-in web dashboard that displays test results in real time.
- Introduces clear functionality to the browser module's locator classes.
- Merges the gRPC experimental module back into the gRPC core module.
- Enables the ability to get the selection from an element in k6/html.
- Collects internal modules and outputs used by a script.
- Prepares k6/experimental/timers for stabilization.