Setup Baseline Profile (#8135)

* Setup Baseline Profile

Adds Baseline Profile generator and startup time test.
Readme included in macrobenchmark module to run the generator.

* changes

(cherry picked from commit 3b62396442)

# Conflicts:
#	app/build.gradle.kts
#	gradle/androidx.versions.toml

app/src/main/AndroidManifest.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
 
     <!-- Internet -->
     <uses-permission android:name="android.permission.INTERNET" />
@@ -38,6 +39,11 @@
         android:supportsRtl="true"
         android:networkSecurityConfig="@xml/network_security_config">
 
+        <!-- enable profiling by macrobenchmark -->
+        <profileable
+            android:shell="true"
+            tools:targetApi="q" />
+
         <activity
             android:name=".ui.main.MainActivity"
             android:launchMode="singleTop"