Changed the hard coded relative path to use the Unity substitution for DIR_UNITYPROJECT so that the project can be exported from unity to any location.

Author: ianpilipski

source/PlayServicesResolver/src/PlayServicesResolver.cs

@@ -1891,9 +1891,8 @@ internal static IList<string> GradleMavenReposLines(ICollection<Dependency> depe
                 // generate the root Gradle project in "Temp/gradleOut" when *not* exporting a
                 // gradle project.
                 lines.Add(String.Format(
-                          "        def unityProjectPath = \"{0}\" + " +
-                          "file(rootProject.projectDir.path + \"/../../\").absolutePath",
-                          GradleWrapper.FILE_SCHEME));
+						  "        def unityProjectPath = \"{0}**DIR_UNITYPROJECT**\"",
+						  GradleWrapper.FILE_SCHEME));
                 lines.Add("        maven {");
                 lines.Add("            url \"https://maven.google.com\"");
                 lines.Add("        }");

source/PlayServicesResolver/test/resolve_async/ExpectedArtifacts/NoExport/GradleTemplate/mainTemplate.gradle

@@ -22,7 +22,7 @@ allprojects {
 // Android Resolver Repos Start
 ([rootProject] + (rootProject.subprojects as List)).each { project ->
     project.repositories {
-        def unityProjectPath = "file:///" + file(rootProject.projectDir.path + "/../../").absolutePath
+        def unityProjectPath = "file:///**DIR_UNITYPROJECT**"
         maven {
             url "https://maven.google.com"
         }

source/PlayServicesResolver/test/resolve_async/ExpectedArtifacts/NoExport/GradleTemplateJetifier/mainTemplate.gradle

@@ -28,7 +28,7 @@ allprojects {
 }
 ([rootProject] + (rootProject.subprojects as List)).each { project ->
     project.repositories {
-        def unityProjectPath = "file:///" + file(rootProject.projectDir.path + "/../../").absolutePath
+        def unityProjectPath = "file:///**DIR_UNITYPROJECT**"
         maven {
             url "https://maven.google.com"
         }

source/PlayServicesResolver/test/resolve_async/ExpectedArtifacts/NoExport/GradleTemplateLibrary/mainTemplate.gradle

@@ -22,7 +22,7 @@ allprojects {
 // Android Resolver Repos Start
 ([rootProject] + (rootProject.subprojects as List)).each { project ->
     project.repositories {
-        def unityProjectPath = "file:///" + file(rootProject.projectDir.path + "/../../").absolutePath
+        def unityProjectPath = "file:///**DIR_UNITYPROJECT**"
         maven {
             url "https://maven.google.com"
         }