Changed integration_config.json in README to mirror actual max_user_connections values.
Changed integration_config.json in README to mirror actual max_user_connections values.

Fixes manually-run acceptance tests.

[#77225464]

kbastani/cf-mysql-release,kbastani/cf-mysql-release,krishna-mk/cf-mysql-release,CloudCredo/cf-mysql-release,ruanbinfeng/cf-mysql-release,krishna-mk/cf-mysql-release,ruanbinfeng/cf-mysql-release,CloudCredo/cf-mysql-release,CloudCredo/cf-mysql-release,krishna-mk/cf-mysql-release,cloudfoundry/cf-mysql-release,kbastani/cf-mysql-release,cloudfoundry/cf-mysql-release,ruanbinfeng/cf-mysql-release,cloudfoundry/cf-mysql-release,ruanbinfeng/cf-mysql-release,cloudfoundry/cf-mysql-release