[vm] Support assembly output for Windows.

The resulting DLL lacks debugging information / PDB.

TEST=ci
Bug: https://github.com/dart-lang/sdk/issues/60812
Bug: https://github.com/dart-lang/sdk/issues/60813
Cq-Include-Trybots: luci.dart.try:vm-aot-win-debug-arm64-try,vm-aot-win-debug-x64-try,vm-aot-win-release-arm64-try,vm-aot-win-release-x64-try
Change-Id: I305bad0081ec24f27249ad9b75ff8d32fa9c4893
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/428200
Reviewed-by: Tess Strickland <sstrickl@google.com>
Commit-Queue: Ryan Macnak <rmacnak@google.com>

https://dart.googlesource.com/sdk/+/03301c9bfb94b59f8fbd46d504ef6f7b24be16bf

DEPS

diff --git a/DEPS b/DEPS
index fdf8449..e4c46ec 100644
--- a/DEPS
+++ b/DEPS
@@ -235,7 +235,7 @@
 ]
 
 deps = {
-  'flutter/engine/src/flutter/third_party/dart': Var('dart_git') + '/sdk' + '@' + 'bd9ab13a38aca713f981ff397f8f4e57d2a405f2',
+  'flutter/engine/src/flutter/third_party/dart': Var('dart_git') + '/sdk' + '@' + '03301c9bfb94b59f8fbd46d504ef6f7b24be16bf',
 
   'flutter': Var('flutter_git') + '/mirrors/flutter' + '@' + '269eaa45216d2859c76722be2da626bba3fae330',
 

commits.json

diff --git a/commits.json b/commits.json
index 93e6cd0..14022de 100644
--- a/commits.json
+++ b/commits.json
@@ -1,4 +1,4 @@
 {
   "flutter":"269eaa45216d2859c76722be2da626bba3fae330",
-  "flutter/engine/src/flutter/third_party/dart":"bd9ab13a38aca713f981ff397f8f4e57d2a405f2"
+  "flutter/engine/src/flutter/third_party/dart":"03301c9bfb94b59f8fbd46d504ef6f7b24be16bf"
 }
\ No newline at end of file