docs: toggletip a11y tab update

src/pages/components/toggletip/accessibility.mdx

@@ -12,7 +12,7 @@ import { Toggletip } from '@carbon/react';
 <PageDescription>
 
 Toggletips display and hide additional information upon the click of a UI
-trigger element. Toggletips can contain interactive elements.
+trigger element and can contain interactive elements.
 
 </PageDescription>
 
@@ -30,22 +30,22 @@ Designers only need to indicate the toggletip’s content.
 
 Toggletips use an information icon button for the trigger. These buttons are in
 the tab order and are activated by pressing `Enter` or `Space`. The activation
-toggles the tip open and closed. Focus remains on the trigger.
+toggles the tip open and closed, and focus remains on the trigger.
 
-Where the toggletip contains interactive elements, pressing `Tab` will move the
-focus into the first of the components in the toggletip. Where the toggletip
-contains only non-interactive text, or where the focus is on the last component
-in the toggletip, pressing `Tab` will close the toggletip and move focus to the
-next tab stop on the page. Pressing `Esc` also closes an open toggletip and, if
-the focus is inside the tip, returns focus to the trigger.
+When the toggletip contains interactive elements, pressing`Tab` will move focus
+to the first component in the toggletip. When the toggletip only has
+non-interactive text, or when the focus is on the last component in the
+toggletip, pressing `Tab` will close the toggletip and move focus to the next
+tab stop on the page. Pressing `Esc` also closes an open toggletip and returns
+focus to the trigger if the focus is inside the tooltip.
 
 <Row>
 <Column colLg={12}>
 
-![the information icon and tip elmements are in the tab order](images/toggletip-accessibility-1.png)
+![The information icon and tooltip elmements are in the tab order](images/toggletip-accessibility-1.png)
 
 <Caption>
-  The information button (i) that triggers the toggletip is in the page tab
+  The information icon button that triggers the toggletip is in the page tab
   order, as are interactive elements inside an open toggletip.
 </Caption>
 
@@ -58,9 +58,9 @@ the focus is inside the tip, returns focus to the trigger.
 ![Enter or Space open a toggletip, Esc dismisses](images/toggletip-accessibility-2.png)
 
 <Caption>
-  Toggletips appear on activation of the information icon, and disappear by
-  either activating the icon again, pressing Esc, or tabbing away from the
-  toggltip.
+  Toggletips appear when the information icon button is activated and disappear
+  by activating the icon again, pressing Esc, or tabbing away from the
+  toggletip.
 </Caption>
 
 </Column>