Fix header alignment and formatting in README (#40)

Updated header formatting and aligned elements in README.

Author: aaf2tbz

README.md

@@ -1,8 +1,6 @@
-<t align="center">
-  GraphIq
-</t>
+<h1 align="center"> GraphIQ </h1>
 
-<p align="center">
+<p align="center"> 
   <picture>
     <source media="(prefers-color-scheme: dark)" srcset="docs/assets/graphiq-logo-dark.png">
     <source media="(prefers-color-scheme: light)" srcset="docs/assets/graphiq-logo-light.png">