Fix typo

Author: 132ikl

blog/2024-09-17-nushell_0_98_0.md

@@ -13,7 +13,7 @@ Nushell, or Nu for short, is a new shell that takes a modern, structured approac
 Today, we're releasing version 0.98.0 of Nu. This release changes non-zero exit codes from external commands to be handled as errors, makes the IR evaluator the default, removes support for the system clipboard, and includes many command changes and bugfixes.
 
 ::: warning New error behavior
-This release adds a new error when an [external exits with a non-zero exit code](#non-zero-exit-codes-are-now-errors-toc). In the default config, this error is suppressed in the REPL. However, **if you are upgrading with existing config, you must add this section to your $env.config to suppress this error**:
+This release adds a new error when an [external exits with a non-zero exit code](#non-zero-exit-codes-are-now-errors-toc). In the default config, this error is suppressed in the REPL. However, **if you are upgrading with an existing config, you must add this section to your $env.config to suppress this error**:
 
 ```
 display_errors: {