refined Austria-Hungary border

[Snowysauce]

This PR slightly adjusts the Austria-Hungary border to properly geofence Gyuleviz, Hungary; Helenenschacht, Austria; Albertakamerpuszta, Hungary; and Neue Teilung, Austria.

Current coordinates	Proposed coordinates
[16.57152,47.40868], [16.6718,47.46139], [16.64821,47.50155]	[16.57152,47.40868], [16.66203,47.45571], [16.67049,47.47426], [16.64821,47.50155]
[16.58699,47.61772], [16.4222,47.66537], [16.55129,47.72268]	[16.58699,47.61772], [16.51643,47.64538], [16.41442,47.65936], [16.55129,47.72268]
[17.07039,47.81129], [17.00997,47.86245], [17.08275,47.87719], [17.11022,47.92461], [17.09786,47.97336]	[17.07039,47.81129], [17.00995,47.85836], [17.01645,47.8678], [17.08275,47.87719], [17.11269,47.92736], [17.09786,47.97336]

Current/proposed comparisons:
Gyuleviz, Hungary

Helenenschacht, Austria

Albertakamerpuszta, Hungary

Neue Teilung, Austria