Fix Gradle DSL deprecation warnings

Author: 8Keep

build.gradle

@@ -6,7 +6,7 @@ buildscript {
         mavenCentral()
         google()
         maven {
-            url "https://plugins.gradle.org/m2/"
+            url = "https://plugins.gradle.org/m2/"
         }
     }
     dependencies {
@@ -121,7 +121,7 @@ task copyLibs(type: Copy){
 }
 
 task dist(dependsOn: [':jme3-examples:dist', 'mergedJavadoc']){
-    description 'Creates a jME3 examples distribution with all jme3 binaries, sources, javadoc and external libraries under ./dist'
+    description = 'Creates a jME3 examples distribution with all jme3 binaries, sources, javadoc and external libraries under ./dist'
 }
 
 def mergedJavadocSubprojects = [
@@ -242,4 +242,4 @@ if (skipPrebuildLibraries != "true" && buildNativeProjects != "true") {
 
         assemble.dependsOn extractPrebuiltNatives
     }
-}
+}

common.gradle

@@ -93,26 +93,26 @@ task javadocJar(type: Jar, dependsOn: javadoc, description: 'Creates a jar from
 }
 
 ext.pomConfig = {
-    name POM_NAME
-    description POM_DESCRIPTION
-    url POM_URL
-    inceptionYear POM_INCEPTION_YEAR
+    name = POM_NAME
+    description = POM_DESCRIPTION
+    url = POM_URL
+    inceptionYear = POM_INCEPTION_YEAR
     scm {
-        url POM_SCM_URL
-        connection POM_SCM_CONNECTION
-        developerConnection POM_SCM_DEVELOPER_CONNECTION
+        url = POM_SCM_URL
+        connection = POM_SCM_CONNECTION
+        developerConnection = POM_SCM_DEVELOPER_CONNECTION
     }
     licenses {
         license {
-            name POM_LICENSE_NAME
-            url POM_LICENSE_URL
-            distribution POM_LICENSE_DISTRIBUTION
+            name = POM_LICENSE_NAME
+            url = POM_LICENSE_URL
+            distribution = POM_LICENSE_DISTRIBUTION
         }
     }
     developers {
         developer {
-            name 'jMonkeyEngine Team'
-            id 'jMonkeyEngine'
+            name = 'jMonkeyEngine Team'
+            id = 'jMonkeyEngine'
         }
     }
 }
@@ -155,7 +155,7 @@ publishing {
                 }
                 url = POM_URL
             }
-            version project.version
+            version = project.version
         }
     }
 
@@ -210,8 +210,8 @@ tasks.withType(Sign) {
 }
 
 checkstyle {
-    toolVersion libs.versions.checkstyle.get()
-    configFile file("${gradle.rootProject.rootDir}/config/checkstyle/checkstyle.xml")
+    toolVersion = libs.versions.checkstyle.get()
+    configFile = file("${gradle.rootProject.rootDir}/config/checkstyle/checkstyle.xml")
 }
 
 checkstyleMain {