Add plumbing for hello world startup test in devicelab (#36410)

This is the first step in getting esoteric devices wired
up to device lab to ensure that we can at least start Flutter
apps in profile mode on such devices.

https://github.com/flutter/flutter/issues/35838
diff --git a/dev/devicelab/manifest.yaml b/dev/devicelab/manifest.yaml
index 5cafc98..bb8ea8e 100644
--- a/dev/devicelab/manifest.yaml
+++ b/dev/devicelab/manifest.yaml
@@ -277,6 +277,12 @@
     stage: devicelab
     required_agent_capabilities: ["mac/android"]
 
+  # hello_world__start_up:
+  #   description: >
+  #     Verifies that Hello World can start on an array of devices.
+  #   stage: devicelab
+  #   required_agent_capabilities: ["linux/android_esoteric"]
+
   microbenchmarks:
     description: >
       Runs benchmarks from dev/benchmarks/microbenchmarks.