Fix pint values to 4 significant digits

Author: slightlynybbled

mats/tkwidgets.py

@@ -216,7 +216,7 @@ def _update(self):
             value_str = f"{value:.4g}"
         else:
             try:
-                value_str = f"{value.magnitude}"
+                value_str = f"{value.magnitude:.4g}"
             except AttributeError:
                 value_str = f"{value}"
 

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "mats"
-version = "0.74.9"
+version = "0.74.10"
 description = "Manufacturing Automated Test System, a framework for building device testing quickly and consistently"
 authors = [
     {name = "Jason R. Jones", email = "slightlynybbled@gmail.com"},