docs: delete redundant words (#875)

Author: aanchal88

aio-ja/content/guide/build.en.md

@@ -329,7 +329,7 @@ Internally, the Angular CLI uses the below `browserslist` configuration which ma
   Firefox ESR
   </code-example>
 
-To override the internal configuration, run [`ng generate config browserslist`](cli/generate#config-command), which generates a `.browserslistrc` configuration file in the the project directory.
+To override the internal configuration, run [`ng generate config browserslist`](cli/generate#config-command), which generates a `.browserslistrc` configuration file in the project directory.
 
 See the [browserslist repository](https://github.com/browserslist/browserslist) for more examples of how to target specific browsers and versions.
 

aio-ja/content/guide/build.md

@@ -322,7 +322,7 @@ Angular CLIでは、さまざまなブラウザバージョンとの互換性を
   </code-example>
 
 
-To override the internal configuration, run [`ng generate config browserslist`](cli/generate#config-command), which generates a `.browserslistrc` configuration file in the the project directory.
+To override the internal configuration, run [`ng generate config browserslist`](cli/generate#config-command), which generates a `.browserslistrc` configuration file in the project directory.
 
   <code-example format="none" language="text">
   last 1 Chrome version