Bump urllib3 from 1.26.4 to 1.26.18 in /step1/src/loadgen#22

dependabot[bot] wants to merge 1 commit intomainGoogleCloudPlatform/opentelemetry-trace-codelab-python:mainfrom

dependabot/pip/step1/src/loadgen/urllib3-1.26.18GoogleCloudPlatform/opentelemetry-trace-codelab-python:dependabot/pip/step1/src/loadgen/urllib3-1.26.18Copy head branch name to clipboard