chore: fix formatting for MCP test files

Author: kgala2

jdbc/postgres/src/test/java/com/google/cloud/sql/postgres/JdbcPostgresMcpIntegrationTests.java

@@ -45,7 +45,8 @@ public class JdbcPostgresMcpIntegrationTests {
   private static final String IP_TYPE =
       System.getenv("IP_TYPE") == null ? "PUBLIC" : System.getenv("IP_TYPE");
   private static final ImmutableList<String> requiredEnvVars =
-      ImmutableList.of("POSTGRES_USER", "POSTGRES_MCP_PASS", "POSTGRES_DB", "POSTGRES_MCP_CONNECTION_NAME");
+      ImmutableList.of(
+          "POSTGRES_USER", "POSTGRES_MCP_PASS", "POSTGRES_DB", "POSTGRES_MCP_CONNECTION_NAME");
   @Rule public Timeout globalTimeout = new Timeout(80, TimeUnit.SECONDS);
 
   private HikariDataSource connectionPool;