chore: use pax-logging for osgi tests so it does not require runtime bytecode waving for services

Previously, java services required bytecode waving in the runtime to expose as osgi servies.
Now we use pax-logging module so it does it automatically

Author: vlsi

testng-test-osgi/src/test/java/org/testng/test/osgi/DefaultTestngOsgiOptions.java

@@ -40,8 +40,7 @@ public static ModifiableCompositeOption defaultTestngOsgiOptions() {
             .versionAsInProject(),
         systemProperty("logback.configurationFile")
             .value(System.getProperty("logback.configurationFile")),
-        mavenBundle("org.slf4j", "slf4j-api").versionAsInProject(),
-        mavenBundle("ch.qos.logback", "logback-core").versionAsInProject(),
-        mavenBundle("ch.qos.logback", "logback-classic").versionAsInProject());
+        mavenBundle("org.ops4j.pax.logging", "pax-logging-api").versionAsInProject(),
+        mavenBundle("org.ops4j.pax.logging", "pax-logging-logback").versionAsInProject());
   }
 }

testng-test-osgi/testng-test-osgi-build.gradle.kts

@@ -38,15 +38,19 @@ dependencies {
     testImplementation("org.ops4j.pax.exam:pax-exam-link-mvn:4.14.0")
     testImplementation("org.ops4j.pax.url:pax-url-aether:2.6.12")
     testImplementation("org.apache.felix:org.apache.felix.framework:7.0.5")
-    testImplementation("ch.qos.logback:logback-core:1.4.11")
-    testImplementation("ch.qos.logback:logback-classic:1.4.11")
     testRuntimeOnly("org.assertj:assertj-core:3.23.1")
     testRuntimeOnly("org.apache.servicemix.bundles:org.apache.servicemix.bundles.aopalliance:1.0_6") {
         because("Guice requires org.aopalliance.intercept package in osgi, however, aopalliance:aopalliance has no osgi headers")
     }
     testRuntimeOnly("com.google.errorprone:error_prone_annotations:2.36.0") {
         because("It is needed for Guava, only recent version of error_prone_annotations have osgi headers")
     }
+    testRuntimeOnly("org.ops4j.pax.logging:pax-logging-api:2.2.8") {
+        because("It will actually be used in osgi for logging")
+    }
+    testRuntimeOnly("org.ops4j.pax.logging:pax-logging-logback:2.2.8") {
+        because("It will actually be used in osgi for logging, basic slf4j+logback is hard to launch in osgi, see https://stackoverflow.com/a/77867804")
+    }
     testRuntimeOnly("org.apache.aries.spifly:org.apache.aries.spifly.dynamic.framework.extension:1.3.7") {
         because("slf4j-api 2.0 requires osgi.serviceloader.processor, see https://stackoverflow.com/a/77867804")
     }