docs(telemetry): remove remaining Jaeger references from config reference

Remove duplicate otlp/tempo exporter block, duplicate tempo service
definition, and jaeger dependency from docker-compose example.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

OpenTelemetryPlan/05-configuration-reference.md

@@ -413,13 +413,7 @@ exporters:
     sampling_initial: 5
     sampling_thereafter: 200
 
-  # Tempo for trace visualization
-  otlp/tempo:
-    endpoint: tempo:4317
-    tls:
-      insecure: true
-
-  # Grafana Tempo for trace storage
+  # Tempo for trace storage
   otlp/tempo:
     endpoint: tempo:4317
     tls:
@@ -430,7 +424,7 @@ service:
     traces:
       receivers: [otlp]
       processors: [batch]
-      exporters: [logging, jaeger, otlp/tempo]
+      exporters: [logging, otlp/tempo]
 ```
 
 ### 5.5.2 Production Configuration
@@ -564,7 +558,7 @@ services:
     depends_on:
       - tempo
 
-  # Tempo for trace visualization
+  # Tempo for trace storage
   tempo:
     image: grafana/tempo:2.6.1
     container_name: tempo
@@ -572,17 +566,6 @@ services:
       - "3200:3200" # Tempo HTTP API
       - "4317" # OTLP gRPC (internal)
 
-  # Grafana Tempo for trace storage (recommended for production)
-  tempo:
-    image: grafana/tempo:2.7.2
-    container_name: tempo
-    command: ["-config.file=/etc/tempo.yaml"]
-    volumes:
-      - ./tempo.yaml:/etc/tempo.yaml:ro
-      - tempo-data:/var/tempo
-    ports:
-      - "3200:3200" # HTTP API
-
   # Grafana for dashboards
   grafana:
     image: grafana/grafana:10.2.3
@@ -596,7 +579,6 @@ services:
     ports:
       - "3000:3000"
     depends_on:
-      - jaeger
       - tempo
 
   # Prometheus for metrics (optional, for correlation)