fix(callbox, avatar): events and styling (#1218)

* fix: remove stop event modifier

* fix(callbox): change to underline on title hover

* docs(callbox): update examples to use dt-stack

* add emit to callbox

* update dialtone

* update button kinds

* center icons horizontally

components/avatar/avatar.vue

@@ -5,7 +5,7 @@
     :class="avatarClasses"
     data-qa="dt-avatar"
     :aria-label="buttonAriaLabel"
-    @click.stop="handleClick"
+    @click="handleClick"
   >
     <div
       ref="canvas"

package.json

@@ -51,7 +51,7 @@
     "@commitlint/cli": "^17.6.6",
     "@commitlint/config-conventional": "^17.6.6",
     "@dialpad/conventional-changelog-angular": "^1.1.1",
-    "@dialpad/dialtone": "^8.15.0",
+    "@dialpad/dialtone": "^8.16.1",
     "@dialpad/semantic-release-changelog-json": "^1.0.0",
     "@percy/cli": "^1.26.2",
     "@percy/storybook": "^4.3.6",