Update README with new section names

Author: ryan-kipawa

Diff for: 04_dependencies_ci.qmd

@@ -106,7 +106,7 @@ A common way to declare dependencies is to use a `requirements.txt` file.
 ```{.toml filename="pyproject.toml"}
 [project.optional-dependencies]
 dev = ["pytest",
-       "black==22.3.0",
+       "ruff",
        "sphinx",
        "sphinx-rtd-theme",
        "myst-parser",

Diff for: projects/data_cleaning/README.md

@@ -27,8 +27,8 @@ In this project, the script removes bad data from three different time series us
 ## [Module 4: GitHub actions and auto-formatting](Project_module_04.md)
 
 - 4.1 Github Action
-- 4.2 Ruff
-- 4.3 Black
+- 4.2 Linting with ruff
+- 4.3 Formatting with ruff
 - 4.4 pyproject.toml