update collector to the latest release

Author: dashpole

samples/instrumentation-quickstart/docker-compose.yaml

@@ -28,7 +28,7 @@ services:
     ports:
       - 8080
   otelcol:
-    image: otel/opentelemetry-collector-contrib:0.92.0
+    image: otel/opentelemetry-collector-contrib:0.115.1
     volumes:
       - ./otel-collector-config.yaml:/etc/otelcol-contrib/config.yaml:ro
       - logs:/var/log:ro

samples/instrumentation-quickstart/otel-collector-config.yaml

@@ -85,12 +85,12 @@ receivers:
 exporters:
   # Export logs and traces using the standard googelcloud exporter
   googlecloud:
-    project: $GOOGLE_CLOUD_PROJECT
+    project: ${GOOGLE_CLOUD_PROJECT}
     log:
       default_log_name: "opentelemetry.io/collector-exported-log"
   # Export metrics to Google Managed service for Prometheus
   googlemanagedprometheus:
-    project: $GOOGLE_CLOUD_PROJECT
+    project: ${GOOGLE_CLOUD_PROJECT}
 
 processors:
   # Batch telemetry together to more efficiently send to GCP