Clean up README by removing commented sections

Removed commented-out image and details sections from README.

Signed-off-by: Daniel Bodnar <1790726+danielbodnar@users.noreply.github.com>

Author: danielbodnar

README.md

@@ -13,10 +13,11 @@
 
 > A revolutionary git-ops-based, multi-tenant hypervisor platform built on systemd technologies for secure, isolated, and declaratively managed virtualization environments.
 
+<!--
 ![BitBuilder Hypervisor](docs/images/hero.png)
-
+-->
 **[Visit the Website & Documentation →](website/index.html)**
-
+<!--
 <details>
 <summary>More Screenshots</summary>
 
@@ -30,7 +31,7 @@
 ![Stack & Templates](docs/images/stack.png)
 
 </details>
-
+-->
 ------------------------------------------------------------------------
 
 ## Overview