fix(buttons): revert bootstrap outlined button icon styles

Author: didimmova

src/components/button/themes/button/shared/button.bootstrap.scss

@@ -29,6 +29,10 @@ $outlined-theme: $bootstrap-outlined;
 
 :host(:not([disabled])[variant='outlined']) [part='base focused'],
 :host(:not(:disabled)[variant='outlined']) [part='base focused'] {
+    ::slotted(igc-icon) {
+        color: var-get($outlined-theme, 'icon-color-hover');
+    }
+
     box-shadow: 0 0 0 rem(4px) var-get($outlined-theme, 'shadow-color');
 }
 

src/components/button/themes/button/shared/button.common.scss

@@ -96,7 +96,7 @@ $outlined-theme: $material-outlined;
     &:active {
         color: var-get($flat-theme, 'focus-foreground');
         background: var-get($flat-theme, 'focus-background');
-        border-color: var-get($flat-theme, 'focus-visible-border-color');
+        border-color: var-get($flat-theme, 'focus-border-color');
 
         ::slotted(igc-icon) {
             color: var-get($flat-theme, 'focus-foreground');