README: Cleanup space/indentation

pH-7 · pH-7 · commit 546b5101b15b · 2021-10-26T20:01:00.000+10:30
diff --git a/README.md b/README.md
@@ -8,7 +8,7 @@
 ## ⚙️ Steup
 
 * Install Composer v2 or higher (https://getcomposer.org)
-  
+
 * Install the dependencies with composer as below
 
     ```bash
