Convert to new override syntax

This is the result of automated script (0.9.1) conversion:

oe-core/scripts/contrib/convert-overrides.py .

converting the metadata to use ":" as the override character instead of "_".

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

meta-python/recipes-devtools/python/python3-smpplib_2.1.0.bb

@@ -12,7 +12,7 @@ SRC_URI += " \
         file://run-ptest \
 "
 
-RDEPENDS_${PN}-ptest += " \
+RDEPENDS:${PN}-ptest += " \
         ${PYTHON_PN}-pytest \
         ${PYTHON_PN}-unittest \
 "