Convert to new override syntax

This is the result of automated script conversion:

scripts/contrib/convert-overrides.py <oe-core directory>

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

(From OE-Core rev: 42344347be29f0997cc2f7636d9603b1fe1875ae)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/python/python3-scons_4.1.0.bb

@@ -11,7 +11,7 @@ PYPI_PACKAGE = "SCons"
 
 inherit pypi setuptools3
 
-RDEPENDS_${PN}_class-target = "\
+RDEPENDS:${PN}:class-target = "\
   python3-core \
   python3-compression \
   python3-fcntl \
@@ -24,4 +24,4 @@ RDEPENDS_${PN}_class-target = "\
   python3-pprint \
   "
 
-FILES_${PN}-doc += "${datadir}/scons*.1"
+FILES:${PN}-doc += "${datadir}/scons*.1"