Roll Fuchsia Linux SDK from V1XR3... to 8sYPn... (#18647)

https://dart.googlesource.com/external/github.com/flutter/engine/+/e0487e75e96c9fc0f56a7b3c70421e1b440c7167
diff --git a/commits.json b/commits.json
index adc4fea..4b7a658 100644
--- a/commits.json
+++ b/commits.json
@@ -1,5 +1,5 @@
 {
-  "external/github.com/flutter/engine":"0e402dde6da1cac606ab3728e0525218a83700ef",
+  "external/github.com/flutter/engine":"e0487e75e96c9fc0f56a7b3c70421e1b440c7167",
   "external/github.com/flutter/flutter":"a1636b6fef2ebe7840ba6dc1b3f9d77095ef3b45",
   "sdk":"4f3293c70eefd0f4d4611f885236918649b31a78"
 }
\ No newline at end of file