remove deprecated CssDistFilename for 3.0 (#9446)

* remove deprecated CssDistFilename for 3.0

Signed-off-by: Justin Kim <jungkm@amazon.com>

* Changeset file for PR #9446 created/updated

---------

Signed-off-by: Justin Kim <jungkm@amazon.com>
Co-authored-by: opensearch-changeset-bot[bot] <154024398+opensearch-changeset-bot[bot]@users.noreply.github.com>

changelogs/fragments/9446.yml

@@ -0,0 +1,2 @@
+breaking:
+- Remove `CssDistFilename` ([#9446](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/9446))

packages/osd-ui-shared-deps/index.d.ts

@@ -53,29 +53,6 @@ export * from './theme_config';
  */
 export const baseCssDistFilename: string;
 
-/**
- * Filename of the dark-theme css file in the distributable directory
- * @deprecated
- */
-export const darkCssDistFilename: string;
-
-/**
- * Filename of the dark-theme css file in the distributable directory
- * @deprecated
- */
-export const darkV8CssDistFilename: string;
-
-/**
- * Filename of the light-theme css file in the distributable directory
- * @deprecated
- */
-export const lightCssDistFilename: string;
-
-/**
- * Filename of the light-theme css file in the distributable directory
- * @deprecated
- */
-export const lightV8CssDistFilename: string;
 /**
  * Externals mapping inteded to be used in a webpack config
  */

packages/osd-ui-shared-deps/index.js

@@ -35,14 +35,6 @@ exports.distDir = Path.resolve(__dirname, 'target');
 exports.jsDepFilenames = ['osd-ui-shared-deps.@elastic.js'];
 exports.jsFilename = 'osd-ui-shared-deps.js';
 exports.baseCssDistFilename = 'osd-ui-shared-deps.css';
-/** @deprecated */
-exports.lightCssDistFilename = 'osd-ui-shared-deps.v7.light.css';
-/** @deprecated */
-exports.lightV8CssDistFilename = 'osd-ui-shared-deps.v8.light.css';
-/** @deprecated */
-exports.darkCssDistFilename = 'osd-ui-shared-deps.v7.dark.css';
-/** @deprecated */
-exports.darkV8CssDistFilename = 'osd-ui-shared-deps.v8.dark.css';
 exports.externals = {
   // stateful deps
   '@osd/i18n': '__osdSharedDeps__.OsdI18n',