Add precommit check (#1080)

Keeps the repo clean, same as several other of our repos

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

src/styles/_codemirror.scss

@@ -71,7 +71,7 @@
   }
   to {
     opacity: 0;
-  } 
+  }
 }
 
 .JSONEditor__message {

src/styles/_components.scss

@@ -308,4 +308,3 @@
   color: currentColor;
   cursor: pointer;
 }
-

src/styles/_layer.scss

@@ -229,7 +229,7 @@
   }
 
 
-  
+
 
   &:hover {
     background-color: vars.$color-gray;

src/styles/_modal.scss

@@ -323,4 +323,3 @@
     margin-left: 4px;
   }
 }
-

src/styles/_reset.scss

@@ -13,8 +13,8 @@ b, u, i, center,
 dl, dt, dd, ol, ul, li,
 fieldset, form, label, legend,
 table, caption, tbody, tfoot, thead, tr, th, td,
-article, aside, canvas, details, embed, 
-figure, figcaption, footer, header, hgroup, 
+article, aside, canvas, details, embed,
+figure, figcaption, footer, header, hgroup,
 menu, nav, output, ruby, section, summary,
 time, mark, audio, video {
   margin: 0;
@@ -25,7 +25,7 @@ time, mark, audio, video {
   vertical-align: baseline;
 }
 /* HTML5 display-role reset for older browsers */
-article, aside, details, figcaption, figure, 
+article, aside, details, figcaption, figure,
 footer, header, hgroup, menu, nav, section {
   display: block;
 }

src/styles/_scrollbar.scss

@@ -12,7 +12,7 @@
     padding-left: 2px;
     padding-right: 2px;
   }
-  
+
   // Styling for Firefox
   scrollbar-width: thin;
   scrollbar-color: #666 #26282e;

src/styles/_toolbar.scss

@@ -154,4 +154,3 @@
     border-color: vars.$color-lowgray;
   }
 }
-

src/styles/index.scss

@@ -155,4 +155,3 @@
     overflow: hidden;
   }
 }
-