Reverts "[Android] Add target to have linux_android_emulator_tests ru…

…n on AVDs with Android 33 & 34" (#48895)

Reverts #48811
Initiated by: camsim99
This change reverts the following previous change:
Original Description:
Adds target (`Linux linux_android_emulator_tests_api_33`)  to have Android emulator testst run on AVDs with Android 33 so that the differences between those tests runs and those running on AVDs with Android 34 (`Linux linux_android_emulator_tests`) may be observed.

Related to flutter/flutter#137947.

[C++, Objective-C, Java style guides]: https://github.com/flutter/engine/blob/main/CONTRIBUTING.md#style

.ci.yaml

@@ -65,21 +65,6 @@ targets:
       - lib/ui/**
       - shell/platform/android/**
 
-# Task to run Linux linux_android_emulator_tests on AVDs running Android 33
-# instead of 34 for investigating https://github.com/flutter/flutter/issues/137947.
-  - name: Linux linux_android_emulator_tests_api_33
-    bringup: true
-    enabled_branches:
-      - main
-    recipe: engine_v2/engine_v2
-    properties:
-      config_name: linux_android_emulator_api_33
-    timeout: 60
-    runIf:
-      - .ci.yaml
-      - lib/ui/**
-      - shell/platform/android/**
-
   - name: Linux builder_cache
     enabled_branches:
       - main