Fixes https://github.com/spring-projects/spring-integration/issues/3017 * Expose also a `ImapIdleChannelAdapterSpec.cancelIdleInterval()` option * Deprecate useless `ImapMailInboundChannelAdapterSpec.cancelIdleInterval()` * Fix language in the Doc
Fixes https://github.com/spring-projects/spring-integration/issues/3017 * Expose also a `ImapIdleChannelAdapterSpec.cancelIdleInterval()` option * Deprecate useless `ImapMailInboundChannelAdapterSpec.cancelIdleInterval()` * Fix language in the Doc