Replaced backticks with single quotes

Author: seanlaw

pyproject.toml

@@ -107,8 +107,8 @@ python-build = "*"  # Equivalent to PyPI `build` package
 
 [tool.pixi.activation]
 # Always execute ./setup.sh when activating the default environment.
-# Note that `stumpy` will only be listed via `pip list | grep stumpy`
-# and not via `pixi list | grep stumpy` since `pip install .` is used!
+# Note that 'stumpy' will only be listed via 'pip list | grep stumpy'
+# and not via 'pixi list | grep stumpy' since 'pip install .' is used!
 scripts = ["setup.sh"]
 
 [tool.pixi.target.linux-64.dependencies]