Update CHANGELOG.md

Author: evanw

CHANGELOG.md

@@ -14,7 +14,7 @@
     @supports (--foo:){html{background:green}}
     ```
 
-    However, that broke rendering in Chrome as it caused Chrome to ignore the entire rule. This did not break rendering in Firefox and Safari, so there's a browser by either with Chrome or with both Firefox and Safari. In any case, esbuild now preserves whitespace after the CSS variable declaration in this case.
+    However, that broke rendering in Chrome as it caused Chrome to ignore the entire rule. This did not break rendering in Firefox and Safari, so there's a browser bug either with Chrome or with both Firefox and Safari. In any case, esbuild now preserves whitespace after the CSS variable declaration in this case.
 
 * Ignore legal comments when merging adjacent duplicate CSS rules ([#2016](https://github.com/evanw/esbuild/issues/2016))