[README] Bump lombok maven plugin, java 11 prep

Waterfall is now built using JDK 11, we will target java 8 for the
forseeable future, however do recommend that users do look into
migrating off the sinking ship

BungeeCord-Patches/0001-POM-Changes.patch

@@ -1,4 +1,4 @@
-From 9e6a4af2aa2192218a0e6535d3ba7352fe47bcb9 Mon Sep 17 00:00:00 2001
+From b45eceec4f6e296ef3b23739c218ebda510eec0a Mon Sep 17 00:00:00 2001
 From: Tux <write@imaginarycode.com>
 Date: Thu, 19 May 2016 19:33:31 +0200
 Subject: [PATCH] POM Changes
@@ -491,7 +491,7 @@ index f11cad04..f8b549dc 100644
      <dependencies>
          <dependency>
 diff --git a/pom.xml b/pom.xml
-index 67122278..19f63586 100644
+index 63f7d6d3..d6abf275 100644
 --- a/pom.xml
 +++ b/pom.xml
 @@ -3,18 +3,25 @@
@@ -622,7 +622,7 @@ index 67122278..19f63586 100644
 +                    <plugin>
 +                        <groupId>org.projectlombok</groupId>
 +                        <artifactId>lombok-maven-plugin</artifactId>
-+                        <version>1.18.4.0</version>
++                        <version>1.18.12.0</version>
 +                        <executions>
 +                            <execution>
 +                                <id>delombok</id>
@@ -852,5 +852,5 @@ index 9c7d6f5a..c3a29122 100644
              <scope>compile</scope>
          </dependency>
 -- 
-2.25.0
+2.26.1