Upgrade ASM to 6.1.1 to allow Java 9 and 10 plugins to load

Spigot-API-Patches/Use-ASM-for-event-executors.patch

@@ -6,7 +6,7 @@ Subject: [PATCH] Use ASM for event executors.
 Uses method handles for private or static methods.
 
 diff --git a/pom.xml b/pom.xml
-index c6bdf44e..31b6f51b 100644
+index 8d4032e2..21a4a8be 100644
 --- a/pom.xml
 +++ b/pom.xml
 @@ -0,0 +0,0 @@
@@ -16,8 +16,13 @@ index c6bdf44e..31b6f51b 100644
 +        <!-- ASM -->
 +        <dependency>
 +            <groupId>org.ow2.asm</groupId>
-+            <artifactId>asm-all</artifactId>
-+            <version>5.0.4</version>
++            <artifactId>asm</artifactId>
++            <version>6.1.1</version>
++        </dependency>
++        <dependency>
++            <groupId>org.ow2.asm</groupId>
++            <artifactId>asm-commons</artifactId>
++            <version>6.1.1</version>
 +        </dependency>
      </dependencies>