Revert "Abbreviations for Austrian provinces"

This reverts commit fb733d5.

See #2510 for details
The numbered versions match the ISO norm

Author: Famlam

osmose_config.py

@@ -1818,15 +1818,15 @@ class gen(default_country):
 
 at_state = gen_country('europe', 'austria', download_repo=OSMFR, language='de', proj=32633)
 
-at_state("niederosterreich", 77189, "AT-NOE")
-at_state("burgenland", 76909, "AT-B")
-at_state("karnten", 52345, "AT-K")
-at_state("oberosterreich", 102303, "AT-OOE")
-at_state("salzburg", 86539, "AT-S")
-at_state("steiermark", 35183, "AT-ST")
-at_state("tirol", 52343, "AT-T")
-at_state("wien", 109166, "AT-W")
-at_state("vorarlberg", 74942, "AT-V")
+at_state("niederosterreich", 77189, "AT-3")
+at_state("burgenland", 76909, "AT-1")
+at_state("karnten", 52345, "AT-2")
+at_state("oberosterreich", 102303, "AT-4")
+at_state("salzburg", 86539, "AT-5")
+at_state("steiermark", 35183, "AT-6")
+at_state("tirol", 52343, "AT-7")
+at_state("wien", 109166, "AT-9")
+at_state("vorarlberg", 74942, "AT-8")
 
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