Updated Upstream (Bukkit/CraftBukkit) (#9739)

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:
69c7ce23 PR-990: Use Mockito instead of InvocationHandler for test mocking
997de31d PR-893: Add a stream method to Registry to make it easier to use and to avoid unnecessary wrapping
6a8ce581 Fix malformed javadoc in previous commit
26c74f6d PR-890: Add more Sculk API (bloom, shriek, bloom event)
aa067abf PR-895: Load GameEvent and MusicInstrument from registry

CraftBukkit Changes:
78796c9de Add support for Java 21
ddc9a2dad SPIGOT-7475: Don't fire SculkBloomEvent during world generation
caee2311a PR-1245: Add a stream method to Registry to make it easier to use and to avoid unnecessary wrapping
de421cf56 PR-1242: Add more Sculk API (bloom, shriek, bloom event)
00f5a80fb PR-1252: Fix error when generating a tree in water
10219df3a PR-1248: Load GameEvent and MusicInstrument from registry

patches/api/0001-Convert-project-to-Gradle.patch

@@ -27,10 +27,10 @@ index 11038da2e071699d6561a331565db0c8d7850d0e..317acfec5894101294a55abff6181943
 +/.factorypath
 diff --git a/build.gradle.kts b/build.gradle.kts
 new file mode 100644
-index 0000000000000000000000000000000000000000..c2e5d8006420aab5a60e5aaa188223aeb0396483
+index 0000000000000000000000000000000000000000..297c2d28d254f72eb0143d8994a1fb2f39f9b4e8
 --- /dev/null
 +++ b/build.gradle.kts
-@@ -0,0 +1,86 @@
+@@ -0,0 +1,87 @@
 +plugins {
 +    `java-library`
 +    `maven-publish`
@@ -63,6 +63,7 @@ index 0000000000000000000000000000000000000000..c2e5d8006420aab5a60e5aaa188223ae
 +    testImplementation("org.apache.commons:commons-lang3:3.12.0")
 +    testImplementation("junit:junit:4.13.2")
 +    testImplementation("org.hamcrest:hamcrest-library:1.3")
++    testImplementation("org.mockito:mockito-core:5.5.0")
 +    testImplementation("org.ow2.asm:asm-tree:9.5")
 +}
 +
@@ -119,10 +120,10 @@ index 0000000000000000000000000000000000000000..c2e5d8006420aab5a60e5aaa188223ae
 +}
 diff --git a/pom.xml b/pom.xml
 deleted file mode 100644
-index 068987ca1171857fc9996d645e775448a09f0feb..0000000000000000000000000000000000000000
+index ca29693624f80b54d67bd51c8577ceaa1f5f40c8..0000000000000000000000000000000000000000
 --- a/pom.xml
 +++ /dev/null
-@@ -1,270 +0,0 @@
+@@ -1,276 +0,0 @@
 -
 -<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 -         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
@@ -230,6 +231,12 @@ index 068987ca1171857fc9996d645e775448a09f0feb..00000000000000000000000000000000
 -            <scope>test</scope>
 -        </dependency>
 -        <dependency>
+-            <groupId>org.mockito</groupId>
+-            <artifactId>mockito-core</artifactId>
+-            <version>5.5.0</version>
+-            <scope>test</scope>
+-        </dependency>
+-        <dependency>
 -            <groupId>org.ow2.asm</groupId>
 -            <artifactId>asm-tree</artifactId>
 -            <version>9.5</version>