bpo-32747: Remove trailing spaces in docstrings. (GH-5491)

diff --git a/Modules/fcntlmodule.c b/Modules/fcntlmodule.c
index 0baaa83..77ddebf 100644
--- a/Modules/fcntlmodule.c
+++ b/Modules/fcntlmodule.c
@@ -430,7 +430,7 @@
 
 
 PyDoc_STRVAR(module_doc,
-"This module performs file control and I/O control on file \n\
+"This module performs file control and I/O control on file\n\
 descriptors.  It is an interface to the fcntl() and ioctl() Unix\n\
 routines.  File descriptors can be obtained with the fileno() method of\n\
 a file or socket object.");