OO-4944: make real file chooser a little smaller to not overlap button

src/main/webapp/static/themes/light/modules/_form.scss

@@ -141,7 +141,7 @@
 				color: #999;
 			}			
 			.o_realchooser {
-				padding: 98px;			
+				padding: 86px;		
 			}
 			
 			&.o_dnd_over {

src/test/java/org/olat/selenium/page/course/DialogConfigurationPage.java

@@ -56,7 +56,7 @@ public class DialogConfigurationPage {
 		By uploadedBy = By.cssSelector("div.modal-body .o_sel_file_uploaded");
 		OOGraphene.waitElement(uploadedBy, browser);
 		
-		By uploadButtonBy = By.cssSelector("div.modal-body div.o_sel_upload_buttons button.btn-primary");
+		By uploadButtonBy = By.cssSelector("div.modal-body div.o_sel_upload_buttons > button.btn-primary");
 		OOGraphene.waitElement(uploadButtonBy, browser);
 		browser.findElement(uploadButtonBy).click();
 		

src/test/resources/arquillian.xml

@@ -30,7 +30,7 @@
 		-->
 		<property name="firefoxDriverVersion">${webdriver.firefox.version:v0.27.0}</property>
 		<property name="firefoxUserPreferences">src/test/profile/firefox/prefs.js</property>
-		<property name="chromeDriverVersion">${webdriver.chrome.version:84.0.4147.30}</property>
+		<property name="chromeDriverVersion">${webdriver.chrome.version:85.0.4183.87}</property>
 		<property name="chromeArguments">${webdriver.chrome.arguments}</property>
 		<property name="chromeExperimentalOption">{
 			"prefs":{"credentials_enable_service": false, "profile.password_manager_enabled": false }