from: core
to: metrics
evidence:
 - file: "core/src/main/java/org/apache/calcite/avatica/remote/JsonHandler.java"
   contains "import org.apache.calcite.avatica.metrics.MetricsSystem;"

from: core
to: metrics
evidence:
 - file: "core/src/main/java/org/apache/calcite/avatica/remote/LocalService.java"
   contains "import org.apache.calcite.avatica.metrics.MetricsSystem;"

from: core
to: metrics
evidence:
 - file: "core/src/main/java/org/apache/calcite/avatica/remote/ProtobufHandler.java"
   contains "import org.apache.calcite.avatica.metrics.MetricsSystem;"