refactor: inline version of spock-core

Author: php-coder

pom.xml

@@ -475,7 +475,7 @@
 		<dependency>
 			<groupId>org.spockframework</groupId>
 			<artifactId>spock-core</artifactId>
-			<version>${spock.version}</version>
+			<version>1.0-groovy-2.0</version>
 			<scope>test</scope>
 		</dependency>
 
@@ -633,8 +633,6 @@
 		<!-- Redefine default value from spring-boot-dependencies -->
 		<slf4j.version>1.7.36</slf4j.version>
 
-		<spock.version>1.0-groovy-2.0</spock.version>
-		
 		<!-- Redefine default value from spring-boot-dependencies in order to have the latest version -->
 		<!-- LATER: remove overriding once version from Spring Boot will match the used one  -->
 		<spring-framework.version>5.2.25.RELEASE</spring-framework.version>