reverted:
--- b/core/modules/system/css/components/links.theme.css
+++ a/core/modules/system/css/components/links.theme.css
@@ -13,25 +13,6 @@
   list-style-type: none;
   padding: 0 0.5em;
 }
-[dir="rtl"] .item-list ul.comma-list.inline {
-  padding-left: 0;
-  padding-right: 0;
-  margin-left: 0;
-  margin-right: 0;
-}
-[dir="rtl"] .item-list ul.comma-list.inline li,
-.item-list  ul.comma-list.inline li {
-  padding-left: 0;
-  padding-right: 0;
-  margin-left: 0;
-  margin-right: 0;
-}
-.item-list ul.comma-list.inline li:after {
-  content: ", ";
-}
-.item-list ul.comma-list.inline li:last-child:after {
-  content: "";
-}
 ul.links a.is-active {
   color: #000;
 }
only in patch2:
unchanged:
--- a/core/modules/system/css/components/item-list.theme.css
+++ b/core/modules/system/css/components/item-list.theme.css
@@ -17,3 +17,22 @@
 [dir="rtl"] .item-list ul li {
   margin: 0 1.5em 0.25em 0;
 }
+[dir="rtl"] ul.comma-list.inline {
+  padding-left: 0;
+  padding-right: 0;
+  margin-left: 0;
+  margin-right: 0;
+}
+[dir="rtl"] ul.comma-list.inline li,
+ul.comma-list.inline li {
+  padding-left: 0;
+  padding-right: 0;
+  margin-left: 0;
+  margin-right: 0;
+}
+ul.comma-list.inline li:after {
+  content: ", ";
+}
+ul.comma-list.inline li:last-child:after {
+  content: "";
+}