Roll engine 05fee4eeee0f..869d9f528503 (6 commits) (#26917)

https://github.com/flutter/engine/compare/05fee4eeee0f...869d9f528503

git log 05fee4eeee0ff6b219b1fcc394371e5f6963cc46..869d9f528503778be1e5ab27ba53502f0cb20de2 --no-merges --oneline
869d9f528 Support custom kernel blob path in test fixtures (flutter/engine#7525)
981067eec Roll src/third_party/skia 9a4a05e211cb..6af1edccbf23 (3 commits) (flutter/engine#7547)
747d12547 IWYU, esp. since SkFontMetrics.h is leaving SkPaint.h (flutter/engine#7545)
ed7a3faea Roll src/third_party/skia 73aec3874101..9a4a05e211cb (1 commits) (flutter/engine#7546)
83349a907 Roll src/third_party/skia 9a9f3aca2b1e..73aec3874101 (1 commits) (flutter/engine#7543)
a95b4c096 Roll src/third_party/skia 02738a86e5fd..9a9f3aca2b1e (2 commits) (flutter/engine#7542)

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bin/internal/engine.version

-05fee4eeee0ff6b219b1fcc394371e5f6963cc46
+869d9f528503778be1e5ab27ba53502f0cb20de2