Revert testing changes

Signed-off-by: noopur <[email protected]>

.github/workflows/task_runner_e2e.yml

@@ -5,9 +5,6 @@
 name: Task Runner E2E
 
 on:
-  pull_request:
-    branches: [ develop ]
-    types: [opened, synchronize, reopened, ready_for_review]
   schedule:
     - cron: '0 0 * * *' # Run every day at midnight
   workflow_dispatch:
@@ -40,10 +37,8 @@ jobs:
       matrix:
         # There are open issues for some of the models, so excluding them for now:
         # model_name: [ "torch_cnn_mnist", "keras_cnn_mnist", "torch_cnn_histology" ]
-        # model_name: [ "torch_cnn_mnist", "keras_cnn_mnist" ]
-        # python_version: [ "3.8", "3.9", "3.10" ]
-        model_name: [ "torch_cnn_mnist" ]
-        python_version: [ "3.10" ]
+        model_name: [ "torch_cnn_mnist", "keras_cnn_mnist" ]
+        python_version: [ "3.8", "3.9", "3.10" ]
       fail-fast: false # do not immediately fail if one of the combinations fail
 
     env: