minor grammar correction (#83)

Kumariz0 · web-flow · commit 108597aec3c0 · 2023-04-24T01:26:46.000+01:00
diff --git a/docs/advanced-usage/extensions.md b/docs/advanced-usage/extensions.md
@@ -7,7 +7,7 @@ Extensions, in a nutshell, are JavaScript files that will be evaluated along wit
 
 ## Installing
 
-Extension files can be store in:
+Extension files can be stored in:
 
 - `Extensions` folder in Home directory:
 
