update URL in sandbox README.md

Signed-off-by: Joel Dice <joel.dice@fermyon.com>

Author: dicej

examples/sandbox/README.md

@@ -2,7 +2,7 @@
 
 This is an example of how to use
 [`wasmtime-py`](https://github.com/bytecodealliance/wasmtime-py) and
-[`componentize-py`](https://github.com/dicej/componentize-py) to execute
+[`componentize-py`](https://github.com/bytecodealliance/componentize-py) to execute
 sandboxed Python code snippets from within a Python app.
 
 ## Prerequisites