Roll engine 08af410d4ab5..289c6b1a1c27 (1 commits) (#22869)

https://github.com/flutter/engine/compare/08af410d4ab5...289c6b1a1c27

git log 08af410d4ab5..289c6b1a1c27 --no-merges --oneline
289c6b1a1 Revert "Revert "Use single_root_scheme when compiling platform (#6402)" (#6431)" (flutter/engine#6473)

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diff --git a/bin/internal/engine.version b/bin/internal/engine.version
index 4a9dfb5..2a46621 100644
--- a/bin/internal/engine.version
+++ b/bin/internal/engine.version
@@ -1 +1 @@
-08af410d4ab56162ddbc04a4d307ccebb24293ec
+289c6b1a1c27e7547bb6b08677212c1b5b98d1bc