Limit net.bytebuddy.raw fix to agent-tooling, to avoid causing test side-effects elsewhere (#8732)

Author: mcculls

utils/test-utils/src/main/groovy/datadog/trace/test/util/ConfigTransformSpockExtension.groovy

@@ -18,11 +18,6 @@ import static net.bytebuddy.matcher.ElementMatchers.none
  * Transforms the Config class to make its INSTANCE field non-final and volatile.
  */
 class ConfigTransformSpockExtension implements IGlobalExtension {
-  static {
-    // same setting as AgentInstaller to avoid spurious agent-tooling test failures
-    System.setProperty("net.bytebuddy.raw", "true")
-  }
-
   static final String INST_CONFIG = "datadog.trace.api.InstrumenterConfig"
   static final String CONFIG = "datadog.trace.api.Config"