Fixed index for HS_PUBKEY in authentication examples (301 for pubkey, 300 for seckey, so it is consistent).
Fixed index for HS_PUBKEY in authentication examples (301 for pubkey, 300 for seckey, so it is consistent).

EUDAT-B2SAFE/B2HANDLE,cookie33/B2HANDLE,EUDAT-B2SAFE/B2HANDLE,TobiasWeigel/B2HANDLE,TobiasWeigel/B2HANDLE,cookie33/B2HANDLE