fix: format

Author: sushanb

google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/stub/EnhancedBigtableStubSettings.java

@@ -447,7 +447,7 @@ public static InstantiatingGrpcChannelProvider.Builder defaultGrpcTransportProvi
                 .setInitialChannelCount(10)
                 .setMinRpcsPerChannel(1)
                 // Keep it conservative as we scale the channel size every 1min
-                // and delta is 2 channels. 
+                // and delta is 2 channels.
                 .setMaxRpcsPerChannel(25)
                 .setPreemptiveRefreshEnabled(true)
                 .build())