Remove expanded margin from progress bars to fix the issue in animation trees

Author: passivestar

minimal_theme.tres

@@ -633,8 +633,6 @@ corner_radius_top_left = 4
 corner_radius_top_right = 4
 corner_radius_bottom_right = 4
 corner_radius_bottom_left = 4
-expand_margin_top = 2.0
-expand_margin_bottom = 2.0
 
 [sub_resource type="StyleBoxFlat" id="StyleBoxFlat_xdk0w"]
 content_margin_left = 2.0
@@ -646,8 +644,6 @@ corner_radius_top_left = 4
 corner_radius_top_right = 4
 corner_radius_bottom_right = 4
 corner_radius_bottom_left = 4
-expand_margin_top = 2.0
-expand_margin_bottom = 2.0
 
 [sub_resource type="StyleBoxFlat" id="StyleBoxFlat_tx2dl"]
 content_margin_left = 5.0

minimal_theme_high_ppi.tres

@@ -633,8 +633,6 @@ corner_radius_top_left = 8
 corner_radius_top_right = 8
 corner_radius_bottom_right = 8
 corner_radius_bottom_left = 8
-expand_margin_top = 4.0
-expand_margin_bottom = 4.0
 
 [sub_resource type="StyleBoxFlat" id="StyleBoxFlat_xdk0w"]
 content_margin_left = 4.0
@@ -646,8 +644,6 @@ corner_radius_top_left = 8
 corner_radius_top_right = 8
 corner_radius_bottom_right = 8
 corner_radius_bottom_left = 8
-expand_margin_top = 4.0
-expand_margin_bottom = 4.0
 
 [sub_resource type="StyleBoxFlat" id="StyleBoxFlat_tx2dl"]
 content_margin_left = 10.0