test: Fix failing SDK tests by creating Python virtual environment (#11300)

Signed-off-by: vmudadla <vmudadla@redhat.com>

Author: VaniHaripriya

test/presubmit-tests-sdk.sh

@@ -15,6 +15,10 @@
 
 source_root=$(pwd)
 
+# Create a virtual environment and activate it
+python3 -m venv venv
+source venv/bin/activate
+
 python3 -m pip install --upgrade pip
 python3 -m pip install coveralls==1.9.2
 python3 -m pip install $(grep 'absl-py==' sdk/python/requirements-dev.txt)
@@ -37,3 +41,6 @@ export COVERALLS_SERVICE_NAME="prow"
 export COVERALLS_SERVICE_JOB_ID=$PROW_JOB_ID
 export CI_PULL_REQUEST="$REPO_BASE/pull/$PULL_NUMBER"
 # coveralls
+
+# Deactivate the virtual environment
+deactivate