change jv-version into 17

Author: odeineka

pom.xml

@@ -14,7 +14,7 @@
 	<name>jv-rick-and-morty</name>
 	<description>jv-rick-and-morty</description>
 	<properties>
-		<java.version>21</java.version>
+		<java.version>17</java.version>
 		<maven.checkstyle.plugin.version>3.1.1</maven.checkstyle.plugin.version>
 		<maven.checkstyle.plugin.configLocation>
 			https://raw.githubusercontent.com/mate-academy/style-guides/master/java/checkstyle.xml