ProgressBar: reduced thickness from 6 to 4 (as in IntelliJ and Windows 10)

CHANGELOG.md

@@ -12,6 +12,7 @@ FlatLaf Change Log
   - changed style to rounded rectangle
   - fixed painting issues on low values
 - ProgressBar: Support configure of arc with `ProgressBar.arc`.
+- ProgressBar: Reduced thickness from 6 to 4.
 - TabbedPane: Support background color for selected tabs
   (`TabbedPane.selectedBackground`) and separators between tabs
   (`TabbedPane.showTabSeparators`).

flatlaf-core/src/main/resources/com/formdev/flatlaf/FlatLaf.properties

@@ -269,9 +269,9 @@ PopupMenuSeparator.stripeIndent=4
 #---- ProgressBar ----
 
 ProgressBar.border=com.formdev.flatlaf.ui.FlatEmptyBorder
-ProgressBar.arc=6
-ProgressBar.horizontalSize=146,6
-ProgressBar.verticalSize=6,146
+ProgressBar.arc=4
+ProgressBar.horizontalSize=146,4
+ProgressBar.verticalSize=4,146
 
 
 #---- RadioButton ----