fix: always use simplist form if on PATH

Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com>

nox/virtualenv.py

@@ -45,17 +45,23 @@
 
 
 def find_uv() -> tuple[bool, str]:
+    uv_on_path = shutil.which("uv")
+
     # Look for uv in Nox's environment, to handle `pipx install nox[uv]`.
     with contextlib.suppress(ImportError, FileNotFoundError):
         from uv import find_uv_bin
+        uv_bin = find_uv_bin()
+
+        if uv_on_path and Path(uv_bin).samefile(uv_on_path):
+            return True, "uv"
 
         return True, find_uv_bin()
 
     # Fall back to PATH.
     if shutil.which("uv") is not None:
         return True, "uv"
 
-    return False, "uv"
+    return uv_on_path is not None, "uv"
 
 
 HAS_UV, UV = find_uv()