Upgrade to Oracle Database 21.3.0.0

Closes gh-28054

spring-boot-project/spring-boot-dependencies/build.gradle

@@ -1313,7 +1313,7 @@ bom {
 			]
 		}
 	}
-	library("Oracle Database", "21.1.0.0") {
+	library("Oracle Database", "21.3.0.0") {
 		group("com.oracle.database.jdbc") {
 			imports = [
 				"ojdbc-bom"

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/jdbc/DataSourceBuilder.java

@@ -646,7 +646,17 @@ public final class DataSourceBuilder<T extends DataSource> {
 			add(DataSourceProperty.DRIVER_CLASS_NAME, PoolDataSource::getConnectionFactoryClassName,
 					PoolDataSource::setConnectionFactoryClassName);
 			add(DataSourceProperty.USERNAME, PoolDataSource::getUser, PoolDataSource::setUser);
-			add(DataSourceProperty.PASSWORD, PoolDataSource::getPassword, PoolDataSource::setPassword);
+			add(DataSourceProperty.PASSWORD, passwordGetter(), PoolDataSource::setPassword);
+		}
+
+		@SuppressWarnings("deprecation")
+		static Getter<PoolDataSource, String> passwordGetter() {
+			try {
+				return (dataSource) -> dataSource.getPassword();
+			}
+			catch (NoSuchMethodError ex) {
+				return null;
+			}
 		}
 
 	}