message: Bug Update available channels in UI for 4.3 release
diff: @@ -28,12 +28,8 @@ export const getAvailableClusterUpdates = (cv: ClusterVersionKind): ClusterUpdat
  };
  export const getAvailableClusterChannels = () => ({
  - 'nightly-4.2': 'nightly-4.2',
  - 'prerelease-4.2': 'prerelease-4.2',
  - 'stable-4.2': 'stable-4.2',
  - 'nightly-4.1': 'nightly-4.1',
  - 'prerelease-4.1': 'prerelease-4.1',
  - 'stable-4.1': 'stable-4.1',
  + 'stable-4.3': 'stable-4.3',
  + 'fast-4.3': 'fast-4.3',
  });
  export const getDesiredClusterVersion = (cv: ClusterVersionKind): string => {
  