fix: radio not displaying inline

Author: kevinchappell

src/sass/base/_fields.scss

@@ -3,18 +3,21 @@
   color: $error;
 }
 
-.checkbox-group {
+.checkbox-group,
+.radio-group {
   display: flex;
   flex-direction: column;
   gap: 8px;
 
-  &.checkbox-group--inline {
+  &.checkbox-group--inline,
+  &.radio-group--inline {
     flex-direction: row;
   }
 }
 
 .formbuilder-checkbox-group,
 .formbuilder-radio-group {
+
   input[type='checkbox'],
   input[type='radio'] {
     margin: 0 4px 0 0;