Upgrade to ASM master (including early support for Java 19 bytecode)

Closes gh-27740

Author: jhoeller

spring-core/src/main/java/org/springframework/asm/ClassReader.java

@@ -194,7 +194,7 @@ public ClassReader(
     this.b = classFileBuffer;
     // Check the class' major_version. This field is after the magic and minor_version fields, which
     // use 4 and 2 bytes respectively.
-    if (checkClassVersion && readShort(classFileOffset + 6) > Opcodes.V18) {
+    if (checkClassVersion && readShort(classFileOffset + 6) > Opcodes.V19) {
       throw new IllegalArgumentException(
           "Unsupported class file major version " + readShort(classFileOffset + 6));
     }

spring-core/src/main/java/org/springframework/asm/Opcodes.java

@@ -283,6 +283,7 @@ public interface Opcodes {
   int V16 = 0 << 16 | 60;
   int V17 = 0 << 16 | 61;
   int V18 = 0 << 16 | 62;
+  int V19 = 0 << 16 | 63;
 
   /**
    * Version flag indicating that the class is using 'preview' features.