docs: fix typo (#392)

Author: DimitriPapadopoulos

src/sp_repo_review/checks/pyproject.py

@@ -189,7 +189,7 @@ def check(pyproject: dict[str, Any]) -> bool:
 
         ```toml
         [tool.pytest.ini_options]
-        addops = ["-ra", "--strict-config", "--strict-markers"]
+        addopts = ["-ra", "--strict-config", "--strict-markers"]
         ```
         """
         options = pyproject["tool"]["pytest"]["ini_options"]
@@ -210,7 +210,7 @@ def check(pyproject: dict[str, Any]) -> bool:
 
         ```toml
         [tool.pytest.ini_options]
-        addops = ["-ra", "--strict-config", "--strict-markers"]
+        addopts = ["-ra", "--strict-config", "--strict-markers"]
         ```
         """
         options = pyproject["tool"]["pytest"]["ini_options"]