IDE: fixed 'Apply' button i18n in Dependency Graph Options dialog

ide/dependencygraphoptions.pas

@@ -202,6 +202,8 @@ begin
   spinHorizSpacing.Hint     := Format(LvlGraphAddHorizontalSpacing, [LineEnding]);
   spinVertSpacing.Hint      := Format(LvlGraphAddVerticalSpacingAr, [LineEnding]);
 
+  ButtonPanel1.CloseButton.Caption := lisBtnApply;
+
   {$IFDEF WITH_RANDOM_SEED}
   spinTestRandomSeed := TSpinEdit.Create(Self);
   spinTestRandomSeed.Parent := OptionsGroup;

ide/lazarusidestrconsts.pas

@@ -43,6 +43,7 @@ resourcestring
   // *** Common single word resources that can be safely shared around Lazarus ***
 
   lisApply = 'Apply';
+  lisBtnApply = '&Apply';
   lisInsert = 'Insert';
   lisChange  = 'Change';
   lisRemove = 'Remove';