Update nightly.link buttons to version 1.2.4

- Fix button centering in some pages (thanks https://github.com/JeelPatel231)
  (example: https://github.com/termux/termux-packages/pull/14116/checks)

nightly.link buttons.user.js

@@ -3,7 +3,7 @@
 // @namespace   blankie-scripts
 // @match       http*://github.com/*
 // @grant       none
-// @version     1.2.3
+// @version     1.2.4
 // @author      blankie
 // @run-at      document-end
 // @description Show buttons to nightly.link on artifacts and build logs
@@ -88,6 +88,7 @@ function addLogsButton(githubLogsButton, logsHeader) {
         return true;
     } else if (logsHeader !== null) {
         let logsLink = document.createElement("a");
+        logsLink.style.alignSelf = "center";
         logsLink.innerText = "View on nightly.link";
         logsLink.href = logsUrl;
         logsHeader.append(logsLink);