Align button icons

- Fixes button icon and text alignment
- App header buttons to be addressed separately
- Button documentation will be addressed in separate commit
- Aligns form input buttons: datepicker, clear search, and password toggle
- Moves title from icon to button for icon only buttons
- Aligns validation icon with  form input buttons

Signed-off-by: Dixsie Wolmers <dixsie@ibm.com>
Change-Id: Ie28d7d7dd7303ab6bf1897d1fa569e1580cc2f9d
diff --git a/src/components/Global/InfoTooltip.vue b/src/components/Global/InfoTooltip.vue
index f3cb7f1..5d60450 100644
--- a/src/components/Global/InfoTooltip.vue
+++ b/src/components/Global/InfoTooltip.vue
@@ -1,6 +1,11 @@
 <template>
-  <b-button v-b-tooltip variant="link" class="btn-tooltip" :title="title">
-    <span class="sr-only">{{ $t('global.ariaLabel.tooltip') }}</span>
+  <b-button
+    v-b-tooltip
+    variant="link"
+    class="btn-tooltip btn-icon-only"
+    :title="title"
+    :aria-label="$t('global.ariaLabel.tooltip')"
+  >
     <icon-tooltip />
   </b-button>
 </template>