Fixes in adoc format (#10037)

Author: altro3

RELEASE.adoc

@@ -1,17 +1,17 @@
-# Micronaut Core Release Process
+= Micronaut Core Release Process
 
-1. Ensure all changes from previous branches are merged up
-1. Ensure there are no snapshot dependencies 
-1. Set the version to a release version in `gradle.properties`
-1. Commit the release `git commit -a -m "Release Micronaut XXX"`
-1. Tag the release `git tag vXXX` (Don't forget the `v` prefix!)
-1. Push the tag `git push --tags` and waiting for Travis to complete the tagged release https://travis-ci.org/micronaut-projects/micronaut-core/
-1. Login to the Bintray repo at https://bintray.com/micronaut/core-releases-local and click the button to publish the staged release.
-1. Update the release notes at https://github.com/micronaut-projects/micronaut-core/releases/tag/vXXX
-1. Run the Maven Central sync locally `./gradlew sWMC` (may take over an hour, repeat if fails at any point)
-1. Verify the release worked 
+. Ensure all changes from previous branches are merged up
+. Ensure there are no snapshot dependencies 
+. Set the version to a release version in `gradle.properties`
+. Commit the release `git commit -a -m "Release Micronaut XXX"`
+. Tag the release `git tag vXXX` (Don't forget the `v` prefix!)
+. Push the tag `git push --tags` and waiting for Travis to complete the tagged release https://travis-ci.org/micronaut-projects/micronaut-core/
+. Login to the Bintray repo at https://bintray.com/micronaut/core-releases-local and click the button to publish the staged release.
+. Update the release notes at https://github.com/micronaut-projects/micronaut-core/releases/tag/vXXX
+. Run the Maven Central sync locally `./gradlew sWMC` (may take over an hour, repeat if fails at any point)
+. Verify the release worked 
  * Run `sdk install micronaut XXX` and perform smoke tests or creating an application etc.
  * Check the documentation published to docs.micronaut.io/XXX
-1. Change the version in `gradle.properties` back to a snapshot of next release
-1. Push the code `git push` 
-1. Announce the Release
+. Change the version in `gradle.properties` back to a snapshot of next release
+. Push the code `git push` 
+. Announce the Release

ROADMAP.adoc

@@ -1,3 +1,3 @@
-# Micronaut ROADMAP
+= Micronaut ROADMAP
 
 See https://github.com/micronaut-projects/micronaut-core/projects/5[Micronaut ROADMAP] for Roadmap project planning.

src/main/docs/guide/ioc/types.adoc

@@ -39,7 +39,8 @@ NOTE: There are 3 different provider types supported, however the `BeanProvider`
 [NOTE]
 ====
 When injecting a `java.lang.Collection`, or `java.util.stream.Stream`, `Array` of beans into a bean matching the injection type, then the owning bean will not be a member of the injected collection.  A common pattern demonstrating this is aggregation. For example:
-```java
+[source,java]
+----
 @Singleton
 class AggregateEngine implements Engine {
   @Inject
@@ -52,7 +53,7 @@ class AggregateEngine implements Engine {
 
   ...
 }
-```
+----
 In this example, the injected member variable `engines` will not contain an instance of `AggregateEngine`
 ====