use InstrumentationConfig for encapsulation

Author: zeitlinger

instrumentation/spring/spring-boot-autoconfigure/src/test/java/io/opentelemetry/instrumentation/spring/autoconfigure/OpenTelemetryAutoConfigurationTest.java

@@ -112,7 +112,7 @@ void enabledProviders() {
         .run(
             context ->
                 assertThat(context)
-                    .getBean("otelProperties", InstrumentationConfig.class)
+                    .getBean("otelProperties", ConfigProperties.class)
                     .satisfies(
                         configProperties ->
                             assertThat(

instrumentation/spring/spring-boot-autoconfigure/src/test/java/io/opentelemetry/instrumentation/spring/autoconfigure/internal/instrumentation/webflux/WebClientBeanPostProcessorTest.java

@@ -9,6 +9,7 @@
 
 import io.opentelemetry.api.OpenTelemetry;
 import io.opentelemetry.instrumentation.api.incubator.config.internal.InstrumentationConfig;
+import io.opentelemetry.instrumentation.spring.autoconfigure.internal.properties.ConfigPropertiesBridge;
 import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import java.util.Collections;
 import org.junit.jupiter.api.DisplayName;
@@ -24,7 +25,8 @@ class WebClientBeanPostProcessorTest {
   static {
     beanFactory.registerSingleton("openTelemetry", OpenTelemetry.noop());
     beanFactory.registerSingleton(
-        "configProperties", DefaultConfigProperties.createFromMap(Collections.emptyMap()));
+        "configProperties",
+        new ConfigPropertiesBridge(DefaultConfigProperties.createFromMap(Collections.emptyMap())));
   }
 
   @Test