docs: fix formatting (googleapis#476)

autosynth cannot find the source of changes triggered by earlier changes in this
        repository, or by version upgrades to tools such as linters.

Author: yoshi-automation

google-cloud-bigtable/src/main/templates/com/google/cloud/bigtable/Version.java

@@ -20,5 +20,5 @@
 @InternalApi("For internal use only")
 public final class Version {
   // The released version, populated by maven.
-  public static String VERSION="${java-bigtable.version}";
-}
+  public static String VERSION = "${java-bigtable.version}";
+}

synth.metadata

@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-bigtable.git",
-        "sha": "d4a9c6455eb46277b4349ac5e31c927bec8293bf"
+        "sha": "a3bb37147c9123f47011526466cce0a7533aea18"
       }
     },
     {
@@ -117,6 +117,7 @@
     "google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/stub/BigtableStubSettings.java",
     "google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/stub/GrpcBigtableCallableFactory.java",
     "google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/stub/GrpcBigtableStub.java",
+    "google-cloud-bigtable/src/main/templates/com/google/cloud/bigtable/Version.java",
     "google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/admin/v2/BaseBigtableInstanceAdminClientTest.java",
     "google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClientTest.java",
     "google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/admin/v2/MockBigtableInstanceAdmin.java",