Fixing doc rendering issue.

Signed-off-by: WalkerWatch <ctwalker@gmail.com>

jetty-documentation/src/main/asciidoc/administration/http2/chapter.adoc

@@ -21,4 +21,4 @@ include::introduction.adoc[]
 include::enabling-http2.adoc[]
 include::configuring-http2.adoc[]
 include::configuring-push.adoc[]
-include::configuring-haproxy.adoc[]
+include::configuring-haproxy.adoc[]

jetty-documentation/src/main/asciidoc/administration/http2/configuring-http2.adoc

@@ -51,6 +51,7 @@ $ java -jar $JETTY_HOME/start.jar --list-config
 The common properties associated with connectors (host,port, timeouts, etc.) can be set in the module ini files (or `start.ini` if `--add-to-start` was used): `${jetty.base}/start.d/http.ini` and `${jetty.base}/start.d/ssl.ini`.
 These properties are instantiated in the associated XML files: `${jetty.home}/etc/jetty-http.xml`; `${jetty.home}/etc/jetty-ssl.xml`, plus the SSL keystore is instantiated in `${jetty.home}/etc/jetty-ssl-context.xml`.
 
+____
 [NOTE]
 If you are planning to edit XML files, make sure to copy them to your `{$jetty.base}/etc/` directory before doing so.
 The XML files that come with the Jetty distribution should *not* be modified directly.

jetty-documentation/src/main/asciidoc/administration/http2/introduction.adoc

@@ -30,7 +30,7 @@ This is done automatically when using the Jetty distribution's start.jar link:#s
 ____
 
 [[http2-modules]]
-=== Jetty HTTP/2 Sub Projects
+==== Jetty HTTP/2 Sub Projects
 
 The Jetty HTTP/2 implementation consists of the following sub-projects (each producing a jar file):