Revert "fix: Fix muzzle detected that compiler generated an invokeinterface for getClass on HttpRequest"

This reverts commit bc1b15c because muzzle now handles
https://bugs.openjdk.org/browse/JDK-8272715 since #9649

Author: bric3

dd-java-agent/instrumentation/liberty-23/build.gradle

@@ -71,18 +71,6 @@ configurations.named("webappRuntimeClasspath") {
   exclude group: 'ch.qos.logback', module: 'logback-classic'
 }
 
-tasks.named("compileJava") {
-  configureCompiler(
-    it,
-    8,
-    JavaVersion.VERSION_1_8,
-    "Since JDK 18/19 (https://bugs.openjdk.org/browse/JDK-8272715) javac compiler use `INVOKEINTERFACE` bytecode to " +
-    "call Object's class like `getClass` on \"com/ibm/wsspi/http/HttpRequest\", rather than, `INVOKEVIRTUAL` byte " +
-    "code to call `getClass` on \"java/lang/Object\", this code perfectly legal according to JLS 9.2, " +
-    "however this fails in Muzzle checks."
-    )
-}
-
 // unzips the dependencies from the 'zipped' configuration so 'compileOnly' can reference it
 abstract class UnpackOpenLiberty extends Copy {
   @Input