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-decorator_5.0.9.bb

@@ -13,6 +13,6 @@ SRC_URI[sha256sum] = "72ecfba4320a893c53f9706bebb2d55c270c1e51a28789361aa93e4a21
 
 inherit pypi setuptools3
 
-RDEPENDS_${PN} += "\
+RDEPENDS:${PN} += "\
     ${PYTHON_PN}-stringold \
     "