fix(ui5-shellbar): create CSS vars for shellbar active text color for belize and belize HCB (#1107)

Author: vladitasev

packages/theme-base/src/themes/sap_belize/base-parameters-vars.less

@@ -223,7 +223,6 @@
   --sapContent_ForegroundColor: @sapContent_ForegroundColor;
   --sapContent_ForegroundTextColor: @sapContent_ForegroundTextColor;
   --sapContent_DisabledTextColor: @sapContent_DisabledTextColor;
- 
   --sapField_ReadOnly_BorderColor: @sapField_ReadOnly_BorderColor;
   --sapGroup_TitleBorderColor: @sapGroup_TitleBorderColor;
   --sapGroup_TitleTextColor: @sapGroup_TitleTextColor;
@@ -235,6 +234,7 @@
   --sapShell_BackgroundPatternColor: @sapShell_BackgroundPatternColor;
   --sapShell_Hover_Background: @sapShell_Hover_Background;
   --sapShell_Active_Background: @sapShell_Active_Background;
+  --sapShell_Active_TextColor: @sapShell_Active_TextColor;
   --sapScrollBar_FaceColor: @sapScrollBar_FaceColor;
   --sapScrollBar_TrackColor: @sapScrollBar_TrackColor;
   --sapScrollBar_Hover_FaceColor: @sapScrollBar_Hover_FaceColor;

packages/theme-base/src/themes/sap_belize_hcb/base-parameters-vars.less

@@ -136,6 +136,7 @@
   --sapShell_InteractiveTextColor: @sapShell_InteractiveTextColor;
   --sapShell_Hover_Background: @sapShell_Hover_Background;
   --sapShell_Active_Background: @sapShell_Active_Background;
+  --sapShell_Active_TextColor: @sapShell_Active_TextColor;
 
   --sapButton_BorderWidth: @sapButton_BorderWidth;
   --sapButton_Background: @sapButton_Background;
@@ -155,7 +156,7 @@
   --sapButton_Emphasized_Hover_Background: @sapButton_Emphasized_Hover_Background;
   --sapButton_Emphasized_TextShadow: none;
   --sapButton_Emphasized_Active_Background: @sapButton_Emphasized_Active_Background;
-  --sapButton_Emphasized_Active_BorderColor: @sapButton_Emphasized_Active_BorderColor; 
+  --sapButton_Emphasized_Active_BorderColor: @sapButton_Emphasized_Active_BorderColor;
   --sapButton_Reject_TextColor: @sapButton_Reject_TextColor;
   --sapButton_Reject_Background: @sapButton_Reject_Background;
   --sapButton_Reject_BorderColor: @sapButton_BorderColor;