Updated Upstream (Bukkit/CraftBukkit/Spigot) (#8874)

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:
6b3c598b PR-814: Add a method to send multiple equipment changes
181a984b Update Maven shade version to align with CraftBukkit
a5a36e32 Revert "Update Maven shade version to align with CraftBukkit"
7a8f4a42 Update Maven shade version to align with CraftBukkit
58327201 Add support for Java 20

CraftBukkit Changes:
b56426c7a PR-1142: Calculate explosion damage separately for each affected EntityComplexPart
fbe3410af PR-1140: Add a method to send multiple equipment changes
8434e3633 Add support for Java 20
c998a1d23 Increase outdated build delay
4a929b5d6 SPIGOT-7267: Fix EntityType#getTranslationKey() and add unit test
086d8dc8a SPIGOT-7268: CraftMetaPotion reads ShowParticles and ShowIcon properties incorrectly
8ba5e399e SPIGOT-7262: Improve visibility API

Spigot Changes:
a2190e30 Rebuild patches

patches/server/0001-Setup-Gradle-project.patch

@@ -28,7 +28,7 @@ index 3df8c60ab5cd1454660980883f80668d535b742b..37c3a00659ce21623be07317f4f6a45b
 +/.factorypath
 diff --git a/build.gradle.kts b/build.gradle.kts
 new file mode 100644
-index 0000000000000000000000000000000000000000..43bf332213712237e0695e1f9a71267377dbdd22
+index 0000000000000000000000000000000000000000..c9950851db38df64fd82a3a549072d240e37d64d
 --- /dev/null
 +++ b/build.gradle.kts
 @@ -0,0 +1,137 @@
@@ -46,7 +46,7 @@ index 0000000000000000000000000000000000000000..43bf332213712237e0695e1f9a712673
 +    implementation("org.apache.logging.log4j:log4j-iostreams:2.19.0") {
 +        exclude(group = "org.apache.logging.log4j", module = "log4j-api")
 +    }
-+    implementation("org.ow2.asm:asm:9.3")
++    implementation("org.ow2.asm:asm:9.4")
 +    implementation("commons-lang:commons-lang:2.6")
 +    runtimeOnly("org.xerial:sqlite-jdbc:3.36.0.3")
 +    runtimeOnly("mysql:mysql-connector-java:8.0.29")
@@ -171,10 +171,10 @@ index 0000000000000000000000000000000000000000..43bf332213712237e0695e1f9a712673
 +}
 diff --git a/pom.xml b/pom.xml
 deleted file mode 100644
-index 30e4978569bcda9e38a326b8fcd9953e1e319c21..0000000000000000000000000000000000000000
+index 1f24a779e3dd95a796f7eae2b2097b5aabc4fdb8..0000000000000000000000000000000000000000
 --- a/pom.xml
 +++ /dev/null
-@@ -1,629 +0,0 @@
+@@ -1,617 +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">
 -    <modelVersion>4.0.0</modelVersion>
@@ -238,7 +238,7 @@ index 30e4978569bcda9e38a326b8fcd9953e1e319c21..00000000000000000000000000000000
 -        <dependency>
 -            <groupId>org.ow2.asm</groupId>
 -            <artifactId>asm</artifactId>
--            <version>9.3</version>
+-            <version>9.4</version>
 -            <scope>compile</scope>
 -        </dependency>
 -        <!-- Mojang depends -->
@@ -559,19 +559,7 @@ index 30e4978569bcda9e38a326b8fcd9953e1e319c21..00000000000000000000000000000000
 -            <plugin>
 -                <groupId>org.apache.maven.plugins</groupId>
 -                <artifactId>maven-shade-plugin</artifactId>
--                <version>3.2.4</version>
--                <dependencies>
--                    <dependency>
--                        <groupId>org.ow2.asm</groupId>
--                        <artifactId>asm</artifactId>
--                        <version>9.3</version>
--                    </dependency>
--                    <dependency>
--                        <groupId>org.ow2.asm</groupId>
--                        <artifactId>asm-commons</artifactId>
--                        <version>9.3</version>
--                    </dependency>
--                </dependencies>
+-                <version>3.4.1</version>
 -                <executions>
 -                    <execution>
 -                        <phase>package</phase>