Fix cpu percentage interpretations

tests/unit/test_cli_lazy_imports.py

@@ -99,6 +99,38 @@ class CliLazyImportTests(unittest.TestCase):
             result["modules"],
         )
 
+    def test_convert_help_describes_absolute_and_percent_cpu_limits(self):
+        result = self.run_python(
+            textwrap.dedent(
+                f"""
+                import click
+                import json
+                import sys
+
+                sys.path.insert(0, {str(SRC_ROOT)!r})
+
+                import ffx.cli
+
+                help_output = ffx.cli.convert.get_help(click.Context(ffx.cli.convert))
+
+                print(json.dumps({{
+                    "output": help_output,
+                    "modules": {{
+                        module_name: module_name in sys.modules
+                        for module_name in {HEAVY_MODULES!r}
+                    }},
+                }}))
+                """
+            )
+        )
+
+        self.assertIn("200", result["output"])
+        self.assertIn("25%", result["output"])
+        self.assertTrue(
+            all(not is_loaded for is_loaded in result["modules"].values()),
+            result["modules"],
+        )
+
 
 if __name__ == "__main__":
     unittest.main()