Polish formatting

Minor formatting polish across that codebase. Primarily fixing
whitespace issues.

spring-jdbc/src/main/java/org/springframework/jdbc/core/metadata/CallParameterMetaData.java

@@ -75,4 +75,4 @@ public class CallParameterMetaData {
 	public boolean isNullable() {
 		return nullable;
 	}
-}
+}

spring-jdbc/src/main/java/org/springframework/jdbc/core/metadata/DerbyTableMetaDataProvider.java

@@ -53,4 +53,4 @@ public class DerbyTableMetaDataProvider extends GenericTableMetaDataProvider {
 		}
 		return derbysAnswer;
 	}
-}
+}

spring-jdbc/src/main/java/org/springframework/jdbc/datasource/embedded/HsqlEmbeddedDatabaseConfigurer.java

@@ -59,4 +59,4 @@ final class HsqlEmbeddedDatabaseConfigurer extends AbstractEmbeddedDatabaseConfi
 		properties.setPassword("");
 	}
 
-}
+}