[skip ci] fix typo

docs/ENVS.md

@@ -192,7 +192,7 @@ The app version shown in the footer is derived from build-time ENV variables `NE
 | Variable | Type| Description | Compulsoriness  | Default value | Example value |
 | --- | --- | --- | --- | --- | --- |
 | title | `string` | Title of link group | Required | - | `Company` |
-| links | `Array<{'text':string;'url':string;'iconUrl'?:[string,string]}>` | An array contains a list of links in the column. Each link can optionally have an `icon_url` property, which should include an array of two external image URLs for light and dark themes, respectively. If only one URL is provided, it will be used for both color schemes. We expect the icons to be square, with a minimum size of 40px by 40px or in SVG format. | Required | - | `[{'text':'Homepage','url':'https://www.blockscout.com'}]` |
+| links | `Array<{'text':string;'url':string;'iconUrl'?:[string,string]}>` | An array contains a list of links in the column. Each link can optionally have an `iconUrl` property, which should include an array of two external image URLs for light and dark themes, respectively. If only one URL is provided, it will be used for both color schemes. We expect the icons to be square, with a minimum size of 40px by 40px or in SVG format. | Required | - | `[{'text':'Homepage','url':'https://www.blockscout.com'}]` |
 
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