Bump Sources/Copus from `101a71e` to `2554a89`

[dependabot[bot]]

Bumps Sources/Copus from 101a71e to 2554a89.

Commits

• 2554a89 Fixing Cmake error for OPUS_FIXED_POINT=ON
• eb39efa Fixing lossgen to work with USE_WEIGHTS_FILE
• 0e564fd More fixes for the non-blob weight export
• 1711e97 fixed enable_binary_blob option for CWriter
• 2056881 README related osce fixes III
• f6f2a32 README related osce fixes II
• fe9ded3 README related osce fixes
• 0dc559f added some bwe-related stuff
• 5667867 updates under ENABLE_OSCE_TRAINING_DATA
• dfd4175 updates in download_model.sh (more verbose now)
• Additional commits viewable in compare view

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