add tiny-tapeout-test project

just a simple clock divider with a shift register animating a loop on the 7-segment display

project_urls.py

diff --git a/project_urls.py b/project_urls.py
index 0bcff2b..7d4d208 100644
--- a/project_urls.py
+++ b/project_urls.py
@@ -4,4 +4,5 @@
             'https://github.com/mattvenn/wokwi-verilog-gds-test',
             'https://github.com/mattvenn/animation_tinytapeout_demo',
             'https://github.com/mattvenn/wokwi_inverters',
+            'https://github.com/wokwi/tiny-tapeout-test-simple',
     ]