Docs: Remove unnecessary trailing backslashes (GH-135781)

This fixes Sphinx's gettext extraction for translations.

diff --git a/Doc/c-api/extension-modules.rst b/Doc/c-api/extension-modules.rst
index 4c8212f2f5e7f71110dcaf8261ca517194e8e50f..3d331e6ec12f76ecef8b95b4ed83e1a894bb3df2 100644 (file)
--- a/Doc/c-api/extension-modules.rst
+++ b/Doc/c-api/extension-modules.rst
@@ -242,6 +242,6 @@ in the following ways:
 * Single-phase modules support module lookup functions like
   :c:func:`PyState_FindModule`.
 
-.. [#testsinglephase] ``_testsinglephase`` is an internal module used \
-   in CPython's self-test suite; your installation may or may not \
+.. [#testsinglephase] ``_testsinglephase`` is an internal module used
+   in CPython's self-test suite; your installation may or may not
    include it.