Add timezone to chrome driver for ModelDiffTest (#986)

* Add timezone to chrome driver for ModelDiffTest

* Update explanation of ModelUniquenessCheck

* Unit test fix

report/report-core/src/test/java/com/mastercard/test/flow/report/seq/Browser.java

@@ -3,6 +3,8 @@
 import static org.junit.jupiter.api.extension.ExtensionContext.Namespace.GLOBAL;
 import static org.openqa.selenium.chrome.ChromeDriverService.CHROME_DRIVER_SILENT_OUTPUT_PROPERTY;
 
+import java.util.HashMap;
+import java.util.Map;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
@@ -167,7 +169,15 @@ public WebDriver get() {
 				System.setProperty( CHROME_DRIVER_SILENT_OUTPUT_PROPERTY, "true" );
 				Logger.getLogger( "org.openqa.selenium" ).setLevel( Level.OFF );
 
-				return new ChromeDriver( options );
+				ChromeDriver driver = new ChromeDriver( options );
+
+				// Test expectations assume UTC
+				Map<String, Object> params = new HashMap<>();
+				params.put( "timezoneId", "UTC" );
+
+				driver.executeCdpCommand( "Emulation.setTimezoneOverride", params );
+
+				return driver;
 			}
 		},
 		FIREFOX {

validation/validation-core/src/main/java/com/mastercard/test/flow/validation/check/ModelUniquenessCheck.java

@@ -24,7 +24,7 @@ public String name() {
 
 	@Override
 	public String explanation() {
-		return "Models should be uniquely identified by its title";
+		return "Models should be uniquely identified by their title";
 	}
 
 	@Override

validation/validation-core/src/test/java/com/mastercard/test/flow/validation/check/ModelUniquenessCheckTest.java

@@ -23,7 +23,7 @@ class ModelUniquenessCheckTest extends AbstractValidationTest {
 
 	ModelUniquenessCheckTest() {
 		super( new ModelUniquenessCheck(), "Model uniqueness",
-				"Models should be uniquely identified by its title" );
+				"Models should be uniquely identified by their title" );
 	}
 
 	private List<Model> createMockModels( List<String> titles ) {