This commit updates the WEBJARS_LOCATION in WebJarResourceResolver to avoid getting duplicate slashes in resolved resources locations such as `/webjars//bootstrap/3.3.2/js/bootstrap.min.js`. Issue: SPR-14018
This commit updates the WEBJARS_LOCATION in WebJarResourceResolver to avoid getting duplicate slashes in resolved resources locations such as `/webjars//bootstrap/3.3.2/js/bootstrap.min.js`. Issue: SPR-14018