Add AU Sonnet and Opus models to Amazon Bedrock

[elwoodsero]

Models need to be added for Australia region for local CRIS

providers/amazon-bedrock/models/au.anthropic.claude-sonnet-4-6.toml
tomlname = "AU Anthropic Claude Sonnet 4.6"
attachment = true
reasoning = true
tool_call = true
structured_output = true
temperature = true
knowledge = "2025-08"
release_date = "2026-02-17"
last_updated = "2026-02-17"
open_weights = false

[cost]
input = 3.30 # AU geo profile (10% premium over global $3.00)
output = 16.50 # AU geo profile (10% premium over global $15.00)
cache_read = 0.33 # 0.1x input
cache_write = 4.125 # 1.25x input

providers/amazon-bedrock/models/au.anthropic.claude-opus-4-6-v1.toml
tomlname = "AU Anthropic Claude Opus 4.6"
attachment = true
reasoning = true
tool_call = true
structured_output = true
temperature = true
knowledge = "2025-05"
release_date = "2026-02-05"
last_updated = "2026-02-05"
open_weights = false

[cost]
input = 16.50 # AU geo profile (10% premium over global $15.00)
output = 82.50 # AU geo profile (10% premium over global $75.00)
cache_read = 1.65 # 0.1x input
cache_write = 20.625 # 1.25x input