Add python mobly test template xml.

Test: manually check the generated mobly xml config
Bug: 272239365
Change-Id: I871f87f042e67f3fad582171010e5d0af8f3e64f

core/python_binary_host_mobly_test_config_template.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2023 The Android Open Source Project
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+          http://www.apache.org/licenses/LICENSE-2.0
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<configuration description="Config for {MODULE} mobly test">
+    {EXTRA_CONFIGS}
+
+    <device name="device1"></device>
+    <device name="device2"></device>
+
+    <test class="com.android.tradefed.testtype.mobly.MoblyBinaryHostTest">
+      <!-- The mobly-par-file-name should match the module name -->
+      <option name="mobly-par-file-name" value="{MODULE}" />
+      <!-- Timeout limit in milliseconds for all test cases of the python binary -->
+      <option name="mobly-test-timeout" value="300000" />
+    </test>
+</configuration>