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-license-expression_21.6.14.bb

@@ -13,7 +13,7 @@ DEPENDS += "\
     ${PYTHON_PN}-wheel-native \
 "
 
-RDEPENDS_${PN} += "\
+RDEPENDS:${PN} += "\
     ${PYTHON_PN}-booleanpy \
 "
 
@@ -23,7 +23,7 @@ SRC_URI += " \
 	file://run-ptest \
 "
 
-RDEPENDS_${PN}-ptest += " \
+RDEPENDS:${PN}-ptest += " \
 	${PYTHON_PN}-pytest \
 "