[Autocomplete] Consolidate se23 styles (#10007)

### WHY are these changes introduced?

Resolves #9917 .

### WHAT is this pull request doing?

Consolidates se23 beta styles for `Autocomplete`.

### How to 🎩


[Storybook](https://5d559397bae39100201eedc1-ztmfqwvbxv.chromatic.com/?path=/story/all-components-autocomplete--with-action)

🖥 [Local development
instructions](https://github.com/Shopify/polaris/blob/main/README.md#local-development)
🗒 [General tophatting
guidelines](https://github.com/Shopify/polaris/blob/main/documentation/Tophatting.md)
📄 [Changelog
guidelines](https://github.com/Shopify/polaris/blob/main/.github/CONTRIBUTING.md#changelog)

### 🎩 checklist

- [x] Tested on
[mobile](https://github.com/Shopify/polaris/blob/main/documentation/Tophatting.md#cross-browser-testing)
- [x] Tested on [multiple
browsers](https://help.shopify.com/en/manual/shopify-admin/supported-browsers)
- [ ] Tested for
[accessibility](https://github.com/Shopify/polaris/blob/main/documentation/Accessibility%20testing.md)
- [ ] Updated the component's `README.md` with documentation changes
- [ ] [Tophatted
documentation](https://github.com/Shopify/polaris/blob/main/documentation/Tophatting%20documentation.md)
changes in the style guide

.changeset/tall-chicken-repeat.md

@@ -2,4 +2,4 @@
 '@shopify/polaris': major
 ---
 
-Removed Summer Editions experimental styles and code for the following components: `Avatar`, `AccountConnection`, `ActionList`, `ActionMenu`
+Removed Summer Editions experimental styles and code for the following components: `Avatar`, `AccountConnection`, `ActionList`, `ActionMenu`, `Autocomplete`

polaris-react/src/components/Autocomplete/components/MappedAction/MappedAction.scss

@@ -15,14 +15,7 @@
   .Action {
     // stylelint-disable-next-line -- generated by polaris-migrator DO NOT COPY
     svg {
-      fill: var(--p-color-icon-interactive);
-    }
-
-    #{$se23} & {
-      // stylelint-disable-next-line -- se23 overrides
-      svg {
-        fill: var(--p-color-icon);
-      }
+      fill: var(--p-color-icon);
     }
 
     &.destructive {
@@ -48,15 +41,8 @@
   padding: var(--pc-mapped-actions-item-vertical-padding) var(--p-space-2);
   // stylelint-disable-next-line -- using pre-existing private pc token
   margin: calc(-1 * var(--pc-mapped-actions-item-vertical-padding))
-    calc(-1 * var(--p-space-2));
-  border-radius: var(--p-border-radius-1);
-
-  #{$se23} & {
-    border-radius: var(--p-border-radius-2);
-    // stylelint-disable-next-line polaris/conventions/polaris/custom-property-allowed-list -- se23 overrides
-    margin: calc(-1 * var(--pc-mapped-actions-item-vertical-padding))
-      calc(-1 * var(--p-space-3));
-  }
+    calc(-1 * var(--p-space-3));
+  border-radius: var(--p-border-radius-2);
 
   &:hover {
     background-color: var(--p-color-bg-hover);
@@ -95,13 +81,6 @@
       fill: var(--p-color-icon-critical);
     }
 
-    #{$se23} & {
-      // stylelint-disable-next-line selector-max-combinators -- se23 overrides
-      svg {
-        fill: var(--p-color-icon-critical);
-      }
-    }
-
     &:hover {
       background-color: var(--p-color-bg-critical-subdued-hover);
     }
@@ -146,9 +125,7 @@
   // stylelint-disable -- generated by polaris-migrator DO NOT COPY
   margin: calc(-0.5 * var(--pc-mapped-actions-image-size)) var(--p-space-4)
     calc(-0.5 * var(--pc-mapped-actions-image-size)) 0;
-  #{$se23} & {
-    margin-right: var(--p-space-2);
-  }
+  margin-right: var(--p-space-2);
   // stylelint-enable
   background-size: cover;
   background-position: center center;