Update README.md

Typo/paste malfunction... fix for #1793

Author: Martii

README.md

@@ -85,7 +85,7 @@ Repository | Reference | Recent Version
 [toobusy-js][toobusy-jsGHUrl] <br />&#x22D4; [`harmony`][toobusy-jsGHUrlHarmonyUrl] | [Documentation][toobusy-jsDOCUrl] | [![NPM version][toobusy-jsNPMVersionImage]][toobusy-jsNPMUrl]
 [underscore][underscoreGHUrl] | [Documentation][underscoreDOCUrl] | [![NPM version][underscoreNPMVersionImage]][underscoreNPMUrl]
 [useragent][useragentGHUrl] | [Documentation][useragentDOCUrl] | [![NPM version][useragentNPMVersionImage]][useragentNPMUrl]
-[@octokit/auth-oauth-app][auth-oauth-appUrl] | [Documentation][auth-oauth-appDOCUrl] | [![NPM version][auth-oauth-appNPMVersionImage]][auth-oauth-appNPMUrl]
+[@octokit/auth-oauth-app][auth-oauth-appGHUrl] | [Documentation][auth-oauth-appDOCUrl] | [![NPM version][auth-oauth-appNPMVersionImage]][auth-oauth-appNPMUrl]
 [@octokit/rest ᶠᵏᵃ ᵍᶦᵗʰᵘᵇ][githubGHUrl] | [Documentation][githubDOCUrl] | [![NPM version][githubNPMVersionImage]][githubNPMUrl]
 
 ##### Static