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/classes/vala.bbclass

@@ -2,8 +2,8 @@
 # because that is where target builds look for .vapi files.
 #
 VALADEPENDS = ""
-VALADEPENDS_class-target = "vala"
-DEPENDS_append = " vala-native ${VALADEPENDS}"
+VALADEPENDS:class-target = "vala"
+DEPENDS:append = " vala-native ${VALADEPENDS}"
 
 # Our patched version of Vala looks in STAGING_DATADIR for .vapi files
 export STAGING_DATADIR
@@ -11,7 +11,7 @@ export STAGING_DATADIR
 export XDG_DATA_DIRS = "${STAGING_DATADIR}:${STAGING_LIBDIR}"
 
 # Package additional files
-FILES_${PN}-dev += "\
+FILES:${PN}-dev += "\
     ${datadir}/vala/vapi/*.vapi \
     ${datadir}/vala/vapi/*.deps \
     ${datadir}/gir-1.0 \
@@ -19,6 +19,6 @@ FILES_${PN}-dev += "\
 
 # Remove vapigen.m4 that is bundled with tarballs
 # because it does not yet have our cross-compile fixes
-do_configure_prepend() {
+do_configure:prepend() {
         rm -f ${S}/m4/vapigen.m4
 }