iotop: Drop python-distutils from RDEPENDS

* nothing in iotop is using that for normal function

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>

meta-oe/recipes-extended/iotop/iotop_0.4.4.bb

@@ -20,6 +20,6 @@ do_install_append() {
     rm -f ${D}${PYTHON_SITEPACKAGES_DIR}/site.py  || true
 }
 
-RDEPENDS_${PN} = "python-distutils python-curses python-textutils \
+RDEPENDS_${PN} = "python-curses python-textutils \
                   python-codecs python-ctypes python-pprint \
                   python-shell"