Fix WavefrontMeterRegistryTest.configureDefaultSenderWithCustomConfig() (#2849)

(cherry picked from commit 5e9bcfc)

Author: izeye

implementations/micrometer-registry-wavefront/src/test/java/io/micrometer/wavefront/WavefrontMeterRegistryTest.java

@@ -172,8 +172,9 @@ public Duration step() {
         WavefrontClient sender = builder.build();
         assertThat(builder).hasFieldOrPropertyWithValue("flushInterval", 15_000L);
         assertThat(builder).hasFieldOrPropertyWithValue("flushIntervalTimeUnit", TimeUnit.MILLISECONDS);
-        assertThat(sender).extracting("reportingService").hasFieldOrPropertyWithValue("uri", URI.create("https://example.com"));
-        assertThat(sender).extracting("reportingService").hasFieldOrPropertyWithValue("token", "apiToken");
+        assertThat(sender).extracting("metricsReportingService")
+                .hasFieldOrPropertyWithValue("uri", URI.create("https://example.com"))
+                .hasFieldOrPropertyWithValue("token", "apiToken");
         assertThat(sender).hasFieldOrPropertyWithValue("batchSize", 20);
     }