blast: Queue transactions by applying client

Do not update SurfaceFlinger until all the fences in a transaction
have signaled. While waiting on the fences, place the transaction
in a queue with other transactions that were applied by the
same SurfaceComposerClient.

Test: Transaction_test
Bug: 80477568

Change-Id: I6b866bfa955d5eafef28016a0c5de7c3862f1837
diff --git a/services/surfaceflinger/tests/Android.bp b/services/surfaceflinger/tests/Android.bp
index 604aa7d..f121a95 100644
--- a/services/surfaceflinger/tests/Android.bp
+++ b/services/surfaceflinger/tests/Android.bp
@@ -17,6 +17,7 @@
     defaults: ["surfaceflinger_defaults"],
     test_suites: ["device-tests"],
     srcs: [
+        "BufferGenerator.cpp",
         "Credentials_test.cpp",
         "Stress_test.cpp",
         "SurfaceInterceptor_test.cpp",