Remove unused

Author: trask

instrumentation/armeria/armeria-1.3/library/src/main/java/io/opentelemetry/instrumentation/armeria/v1_3/ArmeriaClientTelemetryBuilder.java

@@ -111,14 +111,6 @@ public ArmeriaClientTelemetryBuilder setSpanNameExtractor(
     return this;
   }
 
-  /**
-   * Can be used via the unstable method {@link
-   * Experimental#setEmitExperimentalTelemetry(ArmeriaClientTelemetryBuilder, boolean)}.
-   */
-  void setEmitExperimentalHttpClientMetrics(boolean emitExperimentalHttpClientMetrics) {
-    builder.setEmitExperimentalHttpClientMetrics(emitExperimentalHttpClientMetrics);
-  }
-
   public ArmeriaClientTelemetry build() {
     return new ArmeriaClientTelemetry(builder.build());
   }

instrumentation/armeria/armeria-1.3/library/src/main/java/io/opentelemetry/instrumentation/armeria/v1_3/ArmeriaServerTelemetryBuilder.java

@@ -109,14 +109,6 @@ public ArmeriaServerTelemetryBuilder setSpanNameExtractor(
     return this;
   }
 
-  /**
-   * Can be used via the unstable method {@link
-   * Experimental#setEmitExperimentalTelemetry(ArmeriaServerTelemetryBuilder, boolean)}.
-   */
-  void setEmitExperimentalHttpServerMetrics(boolean emitExperimentalHttpServerMetrics) {
-    builder.setEmitExperimentalHttpServerMetrics(emitExperimentalHttpServerMetrics);
-  }
-
   public ArmeriaServerTelemetry build() {
     return new ArmeriaServerTelemetry(builder.build());
   }