fix: add space before brackets

Author: dedywahyudi

src/shared/components/challenge-detail/Header/style.scss

@@ -107,7 +107,7 @@
 
 .challenge-ops-container .submitButton:focus,
 .challenge-ops-container .submitButton:focus-within,
-.challenge-ops-container .submitButton:focus-visible{
+.challenge-ops-container .submitButton:focus-visible {
   outline: none !important;
   box-shadow: none !important;
   border: 2px solid #219174 !important;
@@ -123,7 +123,7 @@
 
 .challenge-ops-container .unregisterButton:focus,
 .challenge-ops-container .unregisterButton:focus-within,
-.challenge-ops-container .unregisterButton:focus-visible{
+.challenge-ops-container .unregisterButton:focus-visible {
   outline: none !important;
   box-shadow: none !important;
   border: 2px solid #0d664e !important;