fix: increase font size in tabs to make it consistent with Phoenix styles

Author: devvaannsh

src/styles/Extn-TabBar.less

@@ -114,7 +114,7 @@
     color: #555;
     display: inline-flex;
     align-items: center;
-    font-size: 0.85rem;
+    font-size: 0.875rem;
     letter-spacing: 0.4px;
     word-spacing: 0.75px;
     white-space: nowrap;
@@ -133,7 +133,7 @@
 }
 
 .tab .tab-dirname {
-    font-size: 0.65rem;
+    font-size: 0.7rem;
     opacity: 0.7;
     font-weight: normal;
 }