Fix typos: its → it's

Author: DimitriPapadopoulos

README.md

@@ -101,7 +101,7 @@ For further configuration see the [documentation].
 Some enterprise distributions like RHEL7
 ship rather old setuptools versions.
 
-In those cases its typically possible to build by using an sdist against `setuptools-scm<2.0`.
+In those cases it's typically possible to build by using an sdist against `setuptools-scm<2.0`.
 As those old setuptools versions lack sensible types for versions,
 modern [setuptools-scm] is unable to support them sensibly.
 

src/setuptools_scm/_config.py

@@ -134,7 +134,7 @@ def _check_absolute_root(root: _t.PathT, relative_to: _t.PathT | None) -> str:
         if os.path.isdir(relative_to):
             warnings.warn(
                 "relative_to is expected to be a file,"
-                f" its the directory {relative_to}\n"
+                f" it's the directory {relative_to}\n"
                 "assuming the parent directory was passed"
             )
             log.debug("dir %s", relative_to)

src/setuptools_scm/_integration/pyproject_reading.py

@@ -261,7 +261,7 @@ def get_args_for_pyproject(
         warnings.warn(
             f"{pyproject.path}: at [tool.{pyproject.tool_name}]\n"
             f"ignoring value relative_to={relative!r}"
-            " as its always relative to the config file"
+            " as it's always relative to the config file"
         )
     if "dist_name" in section:
         if dist_name is None:

testing/test_config.py

@@ -72,7 +72,7 @@ def test_config_from_file_protects_relative_to(tmp_path: Path) -> None:
         UserWarning,
         match=".*pyproject.toml: at \\[tool.setuptools_scm\\]\n"
         "ignoring value relative_to='dont_use_me'"
-        " as its always relative to the config file",
+        " as it's always relative to the config file",
     ):
         assert Configuration.from_file(str(fn))