Update docs metadata for java package namespaces

metadata/latest/azure-core-test.txt

@@ -1 +1,19 @@
+com.azure.core.annotation
+com.azure.core.client.traits
+com.azure.core.credential
+com.azure.core.cryptography
+com.azure.core.exception
+com.azure.core.http
+com.azure.core.http.policy
+com.azure.core.http.rest
+com.azure.core.models
 com.azure.core.test
+com.azure.core.util
+com.azure.core.util.builder
+com.azure.core.util.io
+com.azure.core.util.logging
+com.azure.core.util.metrics
+com.azure.core.util.paging
+com.azure.core.util.polling
+com.azure.core.util.serializer
+com.azure.core.util.tracing