🐛 fix(tab, core): correctif tab legacy & margin top des headings [DS-…

…3281] (#621)

- Corrige la taille de l'icône
- Corrige l'alignement du contenu du tab_panel
- Ajustement du padding de la tab__list
- Retire les margin-top des headings (h1 -> h6)

src/component/tab/style/_legacy.scss

@@ -6,15 +6,41 @@
 @use 'module/legacy';
 
 @include legacy.is(ie11) {
-  /**
-  * Reset liste à puce
-  */
   #{ns(tabs)} {
     @include disable-list-style-legacy;
 
+    @include before {
+      @include absolute(12v, 0, 0, 0);
+    }
+
+    #{ns(tabs__list)} {
+      @include padding(1v 3v);
+    }
+
+    &__tab {
+      @include icon-size-legacy(sm);
+    }
+
     &__panel {
+      @include padding(0 0.1px);
+      left: 0;
       @include enable-list-style-legacy;
       @include enable-underline-legacy;
+
+      > * {
+        @include padding-x(4v);
+        @include padding-x(8v, md);
+      }
+
+      > *:first-child {
+        @include padding-top(3v);
+        @include padding-top(7v, md);
+      }
+
+      > *:last-child {
+        @include padding-bottom(4v);
+        @include padding-bottom(8v, md);
+      }
     }
   }
 }

src/core/style/typography/_legacy.scss

@@ -7,4 +7,8 @@
 
 @include legacy.is(ie11) {
   @include enable-list-style-legacy;
+
+  h1, h2, h3, h4, h5, h6 {
+    @include margin(0 0 6v);
+  }
 }