ci: pin Flutter 3.47.1 so Linux releases ship the 120 Hz engine - #1246

Oct 9, 2026

ci: pin Flutter 3.47.1 so Linux releases ship the 120 Hz engine#1246
ZhuchkaTriplesix merged 1 commit into
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ci/flutter-3.47.1

ci: pin Flutter 3.47.1, the version the 120 Hz Linux engine is built for