Icons in buttons are encapsulated in span to avoid text-decoration (#2065)

The is-text css-class adds an underline to text in buttons. To avoid icons from receiving this underline they will be encapsulated in a span.

gradle/changelog/remove_underline_from_icon_button.yaml

@@ -0,0 +1,2 @@
+- type: fixed
+  description: remove underline under icon in buttons with class is-text ([#2065](https://github.com/scm-manager/scm-manager/pull/2065))

scm-ui/ui-components/src/buttons/Button.tsx

@@ -89,14 +89,14 @@ const Button: FC<InnerProps> = ({
   );
 
   const content = (
-    <>
+    <span>
       {renderIcon()}{" "}
       {(label || children) && (
         <>
           {label} {children}
         </>
       )}
-    </>
+    </span>
   );
 
   if (link && !disabled) {