Make FingerprintService/FaceService less chatty

Bug: 183755255
Test: Builds
Change-Id: I2717748a845bb67d22203138bfcaa0003579209e

services/core/java/com/android/server/biometrics/sensors/face/FaceService.java

@@ -167,12 +167,7 @@ public class FaceService extends SystemService implements BiometricServiceCallba
                 String opPackageName) {
             Utils.checkPermission(getContext(), MANAGE_BIOMETRIC);
 
-            final List<FaceSensorPropertiesInternal> properties =
-                    FaceService.this.getSensorProperties();
-
-            Slog.d(TAG, "Retrieved sensor properties for: " + opPackageName
-                    + ", sensors: " + properties.size());
-            return properties;
+            return FaceService.this.getSensorProperties();
         }
 
         @Override // Binder call

services/core/java/com/android/server/biometrics/sensors/fingerprint/FingerprintService.java

@@ -146,12 +146,7 @@ public class FingerprintService extends SystemService implements BiometricServic
                 Utils.checkPermission(getContext(), TEST_BIOMETRIC);
             }
 
-            final List<FingerprintSensorPropertiesInternal> properties =
-                    FingerprintService.this.getSensorProperties();
-
-            Slog.d(TAG, "Retrieved sensor properties for: " + opPackageName
-                    + ", sensors: " + properties.size());
-            return properties;
+            return FingerprintService.this.getSensorProperties();
         }
 
         @Override