Remove deprecated python3-subprocess from the RDEPENDS

The python3-subprocess package was merged into core as part of the
json manifest migration

Signed-off-by: Derek Straka <derek@asterius.io>
Signed-off-by: Armin Kuster <akuster808@gmail.com>

meta-python/recipes-devtools/python/python-psutil.inc

@@ -15,7 +15,6 @@ FILES_${PN}-tests += " \
 
 RDEPENDS_${PN} += " \
     ${PYTHON_PN}-shell \
-    ${PYTHON_PN}-subprocess \
     ${PYTHON_PN}-threading \
     ${PYTHON_PN}-xml \
 "