deps: Add test_api as direct dev dependency

Author: gnprice

pubspec.lock

@@ -1113,7 +1113,7 @@ packages:
     source: hosted
     version: "1.25.8"
   test_api:
-    dependency: transitive
+    dependency: "direct dev"
     description:
       name: test_api
       sha256: "664d3a9a64782fcdeb83ce9c6b39e78fd2971d4e37827b9b06c3aa1edc5e760c"

pubspec.yaml

@@ -105,6 +105,7 @@ dev_dependencies:
   plugin_platform_interface: ^2.1.8
   stack_trace: ^1.11.1
   test: ^1.23.1
+  test_api: ^0.7.3
   video_player_platform_interface: ^6.2.2
   # Keep list sorted when adding dependencies; it helps prevent merge conflicts.