Closes gh-14631

* gh-14630:
  Upgrade Java 10 CI image to 10.0.2-13-jdk

Closes gh-14630

* gh-14593:
  Move away from deprecated Gradle configurations

Closes gh-14593

* gh-14618:
  Upgrade Java 8 CI image to openjdk:8u181-jdk

Closes gh-14618

* pr/14597:
  Polish

Closes gh-14597

* pr/14592:
  Polish contribution
  Polish

Closes gh-14592

The SpringBootContextLoader still checked if tests were annotated with
@IntegrationTest or @WebIntegrationTest. Those classes have been
removed in Spring Boot 1.5 and been deprecated since 1.4.

This commit removes the check on the annotations as well as the static
list of names.

See gh-14592

Closes gh-14476

While MongoDB 3.6.7 has been released, 3.6.5 is the latest version that's supported
by the version of Embedded Mongo that we're currently using.

Closes gh-14476

* pr/14600:
  Fix "Query Parameters" section name

Closes gh-14600

Downgrade the `spring-boot-maven-plugin` maven version to 3.3.

Closes gh-14464

The milestone name and tag name can be different if the release type
is ".RELEASE".

Make `ResourceHandlerRegistrationCustomizer` a public top level class.

Closes gh-14587

Update `OnWebApplicationCondition` to be an
`AutoConfigurationImportFilter` and filter out classes early.

Closes gh-13328

Update the auto-configuration annotation processor to generate
properties for `@OnWebApplication`.

See gh-13328

Update `OnBeanCondition` to be an `AutoConfigurationImportFilter` and
filter out classes early.

See gh-13328

Update the auto-configuration annotation processor to generate
properties for `@ConditionalOnBean` and `@ConditionalOnSingleCandidate`.

See gh-13328

Add `FilteringSpringBootCondition` base class and refactor the existing
`OnClassCondition` to use it. Also update the `match` method so that
the `autoConfigurationClasses` array may include `null` elements.

See gh-13328

See gh-14575

Closes #14567

Rework `DevToolsPropertyDefaultsPostProcessor` so that web logging no
longer defaults to `DEBUG`. The post processor now logs an info hint
to suggest the user configure the logging themselves.

Closes gh-14575

Closes gh-14523