fixes #9790: nullify right padding in container-ed navbars when last element...

fixes #9790: nullify right padding in container-ed navbars when last element in collapse is a right aligned navbar nav

dist/css/bootstrap.css

@@ -4047,6 +4047,9 @@ textarea.input-group-sm > .input-group-btn > .btn {
   .navbar-collapse.in {
     overflow-y: visible;
   }
+  .navbar-collapse .navbar-nav.navbar-right:last-child {
+    margin-right: -15px;
+  }
 }
 
 .container > .navbar-header,

less/navbar.less

@@ -77,6 +77,10 @@
     &.in {
       overflow-y: visible;
     }
+
+    .navbar-nav.navbar-right:last-child {
+      margin-right: -@navbar-padding-horizontal;
+    }
   }
 }