Fix collector config (#5195)

* Fix collector config

* use verbosity instead of loglevel

Author: Mateusz Rzeszutek

integration-tests/otlp/src/main/java/io/opentelemetry/integrationtest/OtlpExporterIntegrationTest.java

@@ -136,7 +136,7 @@ static void beforeAll() {
     collector =
         new GenericContainer<>(DockerImageName.parse(COLLECTOR_IMAGE))
             .withImagePullPolicy(PullPolicy.alwaysPull())
-            .withEnv("LOGGING_EXPORTER_LOG_LEVEL", "INFO")
+            .withEnv("LOGGING_EXPORTER_VERBOSITY_LEVEL", "normal")
             .withCopyFileToContainer(
                 MountableFile.forHostPath(serverTls.certificateFile().toPath(), 0555),
                 "/server.cert")

integration-tests/otlp/src/main/resources/otel-config.yaml

@@ -23,7 +23,7 @@ receivers:
           key_file: $MTLS_SERVER_KEY
 exporters:
   logging:
-    logLevel: $LOGGING_EXPORTER_LOG_lEVEL
+    verbosity: $LOGGING_EXPORTER_VERBOSITY_LEVEL
   otlp:
     endpoint: $OTLP_EXPORTER_ENDPOINT
     tls: