KO ITN fixes (MRC updates) (#390) (#394)

* Korean ITN fixes



* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* Fix KO ITN decimal and money graph cleanup



* Fix KO ITN decimal-money ambiguity



* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* Fix Korean ITN rules based on the feedback



* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

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Signed-off-by: Jinwoo Bae <bbae7050@gmail.com>

Author: bbae0312