Add a plugin resolution to use an older execfork version for Java 8 CI

Author: ultraq

settings.gradle

@@ -14,6 +14,17 @@
  * limitations under the License.
  */
 
+// Need to use an older version of execfork for Java 8
+pluginManagement {
+	resolutionStrategy {
+		eachPlugin {
+			if (requested.id.name == 'execfork' && JavaVersion.current() == JavaVersion.VERSION_1_8) {
+				useModule('com.github.psxpaul.execfork:com.github.psxpaul.execfork.gradle.plugin:0.1.13')
+			}
+		}
+	}
+}
+
 include(
 	'thymeleaf-layout-dialect',
 	'thymeleaf-layout-dialect-benchmark',

thymeleaf-layout-dialect-benchmark/build.gradle

@@ -24,7 +24,7 @@ plugins {
 	id 'groovy'
 	id 'io.spring.dependency-management' version '1.0.11.RELEASE'
 	id 'org.springframework.boot' version '2.6.3'
-	id 'com.github.psxpaul.execfork' version '0.1.14'
+	id 'com.github.psxpaul.execfork' version '0.1.15'
 }
 apply from: 'https://raw.githubusercontent.com/ultraq/gradle-support/4.0.1/gradle-support.gradle'