Add [test] implementation dependency on 'jakarta.persistence:jakarta.persistence-api'.

Correct test source import and use Jakarta EE types (e.g. @jakarta.persistence.Id) rather than Java EE types.

spring-geode/spring-geode.gradle

@@ -32,6 +32,7 @@ dependencies {
 		exclude group: "org.skyscreamer", module: "jsonassert"
 	}
 
+	testImplementation "jakarta.persistence:jakarta.persistence-api"
 	testImplementation "org.springframework.boot:spring-boot-starter-data-jpa"
 	testImplementation "org.springframework.boot:spring-boot-starter-data-cassandra"
 	testImplementation "org.springframework.data:spring-data-geode-test"

spring-geode/src/test/java/example/app/crm/model/Customer.java

@@ -47,7 +47,7 @@ import lombok.NoArgsConstructor;
 public class Customer {
 
 	@Id
-	@javax.persistence.Id
+	@jakarta.persistence.Id
 	@PrimaryKey
 	private Long id;