More readme link fixes (#947)

* More readme link fixes

* href to empty anchor

---------

Co-authored-by: Ryan Morshead <ryan.morshead@gmail.com>

Author: Archmonger

README.md

@@ -1,13 +1,13 @@
 <p align="center" id="reactpy">
-    <a href="https://reactpy.herokuapp.com">
+    <a href="#">
         <img src="https://raw.githubusercontent.com/reactive-python/reactpy/main/branding/svg/reactpy-logo-landscape.svg" alt="ReactPy Logo" style="min-width: 300px; width: 50%" />
     </a>
 </p>
 <p align="center">
     <em>Reactive user interfaces with pure Python</em>
 </p>
     <p align="center">
-    <a href="https://github.com/encode/starlette/actions">
+    <a href="https://github.com/reactive-python/reactpy/actions">
         <img src="https://github.com/reactive-python/reactpy/workflows/test/badge.svg" alt="Build Status">
     </a>
     <a href="https://pypi.org/project/reactpy/">