Install Pythons on integration tests

Follow up to #4844

Author: denik

Makefile

@@ -177,15 +177,15 @@ docs:
 INTEGRATION = go run -modfile=tools/go.mod ./tools/testrunner/main.go ${GO_TOOL} gotestsum --format github-actions --rerun-fails --jsonfile output.json --packages "./acceptance ./integration/..." -- -parallel 4 -timeout=2h
 
 .PHONY: integration
-integration:
+integration: install-pythons
 	$(INTEGRATION)
 
 .PHONY: integration-short
-integration-short:
+integration-short: install-pythons
 	DATABRICKS_TEST_SKIPLOCAL=1 VERBOSE_TEST=1 $(INTEGRATION) -short
 
 .PHONY: dbr-integration
-dbr-integration:
+dbr-integration: install-pythons
 	DBR_ENABLED=true go test -v -timeout 4h -run TestDbrAcceptance$$ ./acceptance
 
 # DBR acceptance tests - run on Databricks Runtime using serverless compute