linux-phytec-ti

pinctrl: abx500: remove useless check

pctldev can't be NULL at this stage so remove the check

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>