fix: Reduce the line-length for ruff.lint to 100

I strongly believe that the limit should be reduced, but feel free to
drop this commit if you disagree.

Signed-off-by: Phoevos Kalemkeris <[email protected]>

pyproject.toml

@@ -77,7 +77,7 @@ version = {attr = "app.__version__"}
 cms = "app.cli.cli:cmd_app"
 
 [tool.ruff]
-line-length = 120
+line-length = 100
 target-version = "py310"
 
 [tool.ruff.lint]