[tests] Apply expected results of Mplus1p-Regular subset

Related to #2131
diff --git a/test/subset/data/expected/japanese/Mplus1p-Regular.default.25771.ttf b/test/subset/data/expected/japanese/Mplus1p-Regular.default.25771.ttf
index 423b406..e7fe616 100644
--- a/test/subset/data/expected/japanese/Mplus1p-Regular.default.25771.ttf
+++ b/test/subset/data/expected/japanese/Mplus1p-Regular.default.25771.ttf
Binary files differ
diff --git a/test/subset/data/expected/japanese/Mplus1p-Regular.drop-hints.25771.ttf b/test/subset/data/expected/japanese/Mplus1p-Regular.drop-hints.25771.ttf
index d735936..4670bf0 100644
--- a/test/subset/data/expected/japanese/Mplus1p-Regular.drop-hints.25771.ttf
+++ b/test/subset/data/expected/japanese/Mplus1p-Regular.drop-hints.25771.ttf
Binary files differ