Updated Upstream (Bukkit) (#5359)

Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
c589f546 Use upstream plexus-compiler-eclipse

Spigot-API-Patches/Add-FastUtil-to-Bukkit.patch

@@ -10,7 +10,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 --- a/pom.xml
 +++ b/pom.xml
 @@ -0,0 +0,0 @@
-     </pluginRepositories>
+     </repositories>
  
      <dependencies>
 +        <dependency>

Spigot-API-Patches/Adventure.patch

@@ -11,8 +11,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 --- a/pom.xml
 +++ b/pom.xml
 @@ -0,0 +0,0 @@
-         </pluginRepository>
-     </pluginRepositories>
+         </repository>
+     </repositories>
  
 +    <!-- Paper start -->
 +    <dependencyManagement>

Spigot-API-Patches/POM-changes.patch

@@ -40,30 +40,22 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
      </properties>
  
 -    <distributionManagement>
--        <repository>
++    <repositories>
+         <repository>
 -            <id>spigotmc-releases</id>
 -            <url>https://hub.spigotmc.org/nexus/content/repositories/releases/</url>
--        </repository>
++            <id>sonatype</id>
++            <url>https://oss.sonatype.org/content/groups/public/</url>
+         </repository>
 -        <snapshotRepository>
 -            <id>spigotmc-snapshots</id>
 -            <url>https://hub.spigotmc.org/nexus/content/repositories/snapshots/</url>
 -        </snapshotRepository>
 -    </distributionManagement>
--
-     <repositories>
-         <!--
-             If you are a plugin developer, please use https://hub.spigotmc.org/nexus/content/repositories/snapshots/
-@@ -0,0 +0,0 @@
-             <id>spigotmc-public</id>
-             <url>https://hub.spigotmc.org/nexus/content/groups/public/</url>
-         </repository>
-+        <repository>
-+            <id>sonatype</id>
-+            <url>https://oss.sonatype.org/content/groups/public/</url>
-+        </repository>
-     </repositories>
++    </repositories>
  
-     <pluginRepositories>
+     <dependencies>
+         <dependency>
 @@ -0,0 +0,0 @@
              <version>2.6</version>
              <scope>compile</scope>
@@ -102,8 +94,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 -                    <compilerId>eclipse</compilerId>
 -                </configuration>
                  <dependencies>
-                     <!-- we need our custom version as it fixes some bugs on case sensitive file systems -->
                      <dependency>
+                         <groupId>org.codehaus.plexus</groupId>
 @@ -0,0 +0,0 @@
                              </excludes>
                          </filter>

work/Bukkit

@@ -1 +1 @@
-Subproject commit d264e972e9fecfea2f4a016c5d89ab8611680eb3
+Subproject commit c589f5464d0c822a21ffff763af526ef4ecfb243