Fix pill buttons in dialogs (#31246)

* Fix pill buttons in dialogs

Add the magic class that makes the buttons not be broken by the
dialog button styles.

* Update snapshot

packages/shared-components/src/pill-input/Pill/Pill.tsx

@@ -53,7 +53,13 @@ export function Pill({ className, children, label, onClick, ...props }: PropsWit
                 {label}
             </span>
             {onClick && (
-                <IconButton aria-describedby={id} size="16px" onClick={onClick} aria-label={_t("action|delete")}>
+                <IconButton
+                    aria-describedby={id}
+                    size="16px"
+                    onClick={onClick}
+                    aria-label={_t("action|delete")}
+                    className="mx_Dialog_nonDialogButton"
+                >
                     <CloseIcon color="var(--cpd-color-icon-tertiary)" />
                 </IconButton>
             )}

packages/shared-components/src/pill-input/Pill/__snapshots__/Pill.test.tsx.snap

@@ -18,7 +18,7 @@ exports[`Pill renders the pill 1`] = `
     <button
       aria-describedby="_r_0_"
       aria-label="Delete"
-      class="_icon-button_1pz9o_8"
+      class="_icon-button_1pz9o_8 mx_Dialog_nonDialogButton"
       data-kind="primary"
       role="button"
       style="--cpd-icon-button-size: 16px;"