remove micrometer sample - they'd go to samples repo

sdk/core/azure-core/pom.xml

@@ -194,14 +194,6 @@
       <version>1.1.4</version>  <!-- {x-version-update;javax.json:javax.json-api;external_dependency} -->
       <scope>test</scope>
     </dependency>
-
-    <dependency>
-      <groupId>io.micrometer</groupId>
-      <artifactId>micrometer-core</artifactId>
-      <version>1.9.1</version>  <!-- {x-version-update;io.micrometer:micrometer-core;external_dependency} -->
-      <scope>test</scope>
-    </dependency>
-
   </dependencies>
 
   <build>
@@ -248,7 +240,6 @@
                 <include>com.fasterxml.jackson.dataformat:jackson-dataformat-xml:[2.13.3]</include> <!-- {x-include-update;com.fasterxml.jackson.dataformat:jackson-dataformat-xml;external_dependency} -->
                 <include>com.fasterxml.jackson.datatype:jackson-datatype-jsr310:[2.13.3]</include> <!-- {x-include-update;com.fasterxml.jackson.datatype:jackson-datatype-jsr310;external_dependency} -->
                 <include>org.slf4j:slf4j-api:[1.7.36]</include> <!-- {x-include-update;org.slf4j:slf4j-api;external_dependency} -->
-                <include>io.micrometer:micrometer-core:[1.9.1]</include> <!-- {x-include-update;io.micrometer:micrometer-core;external_dependency}-->
               </includes>
             </bannedDependencies>
           </rules>

sdk/core/azure-core/src/main/java/com/azure/core/util/metrics/MeterProvider.java

@@ -17,10 +17,9 @@ public interface MeterProvider {
      *
      * <!-- src_embed com.azure.core.util.metrics.MeterProvider.createMeter -->
      * <pre>
-     * MetricsOptions metricsOptions = new MicrometerMetricsOptions&#40;&#41;
-     *     .setRegistry&#40;new LoggingMeterRegistry&#40;&#41;&#41;;
+     * MetricsOptions metricsOptions = new MetricsOptions&#40;&#41;;
      *
-     * Meter meter = meterProvider.createMeter&#40;&quot;azure-core&quot;, &quot;1.0.0&quot;, metricsOptions&#41;;
+     * Meter meter = MeterProvider.getDefaultProvider&#40;&#41;.createMeter&#40;&quot;azure-core&quot;, &quot;1.0.0&quot;, metricsOptions&#41;;
      * </pre>
      * <!-- end com.azure.core.util.metrics.MeterProvider.createMeter -->
      *

sdk/core/azure-core/src/samples/java/com/azure/core/util/metrics/MetricsJavaDocCodeSnippets.java

@@ -6,7 +6,6 @@
 import com.azure.core.util.Context;
 import com.azure.core.util.MetricsOptions;
 import com.azure.core.util.TelemetryAttributes;
-import io.micrometer.core.instrument.logging.LoggingMeterRegistry;
 
 import java.time.Instant;
 import java.util.Collections;
@@ -16,17 +15,16 @@
  * Contains code snippets for {@link Meter} showing how to use it in Azure client libraries.
  */
 public class MetricsJavaDocCodeSnippets {
-    final MeterProvider meterProvider = new MicrometerMeterProvider();
+    final MeterProvider meterProvider = MeterProvider.getDefaultProvider();
     final Meter defaultMeter = meterProvider.createMeter("azure-core-metrics-samples", "1.0.0", null);
     /**
      * Code snippet for {@link MeterProvider#createMeter(String, String, MetricsOptions)}}
      */
     public void createMeter() {
         // BEGIN: com.azure.core.util.metrics.MeterProvider.createMeter
-        MetricsOptions metricsOptions = new MicrometerMetricsOptions()
-            .setRegistry(new LoggingMeterRegistry());
+        MetricsOptions metricsOptions = new MetricsOptions();
 
-        Meter meter = meterProvider.createMeter("azure-core", "1.0.0", metricsOptions);
+        Meter meter = MeterProvider.getDefaultProvider().createMeter("azure-core", "1.0.0", metricsOptions);
         // END: com.azure.core.util.metrics.MeterProvider.createMeter
     }