Closes gh-12721

Closes gh-12406

* pr/12669:
  Polish "Allow validation api without implementation"
  Allow validation api without implementation

Closes gh-12669

Allow validation api in the classpath without
a validator, as long as no bean is annotated `@Validated`

See gh-12669

* pr/12680:
  Polish "Prevent warnings when running embedded Artemis"
  Prevent warnings when running embedded Artemis

Closes gh-12680

Configure AddressSettings for DLQ and ExpiryQueue for the embedded
Artemis broker to prevent warnings from being logged.

Closes gh-12680

Closes gh-12693

Closes gh-12694

Closes gh-12696

* pr/12767:
  Upgrade to Micrometer 1.0.3

Closes gh-12767

* pr/12626:
  Polish "Use lambdas for map entry iteration where possible"
  Use lambdas for map entry iteration where possible

Closes gh-12626

See gh-12626

* pr/12635:
  Add missing managed JUnit Jupiter dependencies

Add managed dependencies for `junit-jupiter-params` and
`junit-vintage-engine`.

Closes gh-12635

* pr/12732:
  Populate cache in ConfigFileApplicationListener
  Polish

Fix `ConfigFileApplicationListener` so that the loadDocumentsCache is
populated when documents are loaded.

Closes gh-12732

* pr/12721:
  Upgrade Maven failsafe plugin to 2.21.0
  Upgrade Maven surefire plugin to 2.21.0

See gh-12721

Closes gh-12721

* pr/12762:
  Polish "Apply MeterRegistryCustomizer to composites"
  Apply MeterRegistryCustomizer to composites

Closes gh-12762

Update `MeterRegistryConfigurer` to also apply customizers to
composite meter registries. Prior to this commit composites were
skipped due to the incorrect assumption that did not contain
their own state.

Closes gh-12762

Update `ErrorMvcAutoConfiguration` to use `SimpleEvaluationContext`
rather than `StandardEvaluationContext`.

Fixes gh-12507

Update `JarURLConnection` to apply URL decoding to nested jar entry
names.

Fixes gh-12765

Closes gh-12764

Closes gh-12692

Closes gh-12695

This reverts commit 23892e33.