Allow for vscode-button-group to shrink like a button

Author: a-stewart

src/vscode-button-group/vscode-button-group.styles.ts

@@ -10,6 +10,7 @@ const styles: CSSResultGroup = [
       align-items: stretch;
       padding: 0;
       border: none;
+      overflow: hidden;
     }
 
     ::slotted(vscode-button:not(:first-child)) {

src/vscode-button/vscode-button.styles.ts

@@ -105,16 +105,16 @@ const styles: CSSResultGroup = [
       display: flex;
       justify-content: center;
       position: relative;
-      width: 100%;
+      width: calc(100% - 2px);
       height: 100%;
-      padding: 1px 13px;
+      padding: 1px 12px;
     }
 
     :host(:empty) .wrapper,
     :host([icon-only]) .wrapper {
       min-height: 24px;
       min-width: 16px;
-      padding: 1px 5px;
+      padding: 1px 4px;
     }
 
     slot {