[docker-sonic-mgmt]: import patch to support 'become' and 'become_user' arguments in pytest-ansible (#4681)

Author: ArunSaravananBalachandran

dockers/docker-sonic-mgmt/Dockerfile.j2

@@ -111,9 +111,7 @@ RUN apt-get update                  \
 RUN pip install azure-kusto-data==0.0.13 \
                 azure-kusto-ingest==0.0.13
 
-# Install pytest-ansible module
 RUN pip install wheel==0.33.6
-RUN pip install pytest-ansible==2.2.2
 
 ## Copy and install sonic-mgmt docker dependencies
 COPY \
@@ -131,6 +129,14 @@ RUN pip install ansible==2.8.12
 
 RUN pip install pysubnettree
 
+# Install pytest-ansible module with 'become', 'become_user' parameters support
+RUN git clone https://github.com/ansible/pytest-ansible.git \
+    && cd pytest-ansible \
+    && git checkout d33c025f070a9c870220a157cc5a999fda68de44 \
+    && python setup.py install \
+    && cd .. \
+    && rm -fr pytest-ansible
+
 RUN mkdir /var/run/sshd
 EXPOSE 22