remove unnecessary word (closes #19060)

Patch by Anastasia Filatova.
diff --git a/Doc/library/subprocess.rst b/Doc/library/subprocess.rst
index c92a43f..9eba597 100644
--- a/Doc/library/subprocess.rst
+++ b/Doc/library/subprocess.rst
@@ -12,7 +12,7 @@
 
 The :mod:`subprocess` module allows you to spawn new processes, connect to their
 input/output/error pipes, and obtain their return codes.  This module intends to
-replace several other, older modules and functions, such as::
+replace several older modules and functions::
 
    os.system
    os.spawn*
diff --git a/Lib/subprocess.py b/Lib/subprocess.py
index 90658a1..ce47b5e 100644
--- a/Lib/subprocess.py
+++ b/Lib/subprocess.py
@@ -11,7 +11,7 @@
 
 This module allows you to spawn processes, connect to their
 input/output/error pipes, and obtain their return codes.  This module
-intends to replace several other, older modules and functions, like:
+intends to replace several older modules and functions:
 
 os.system
 os.spawn*