json-spirit: variable cleanup

Reorder recipe variables according to:

	https://www.openembedded.org/wiki/Styleguide

Originally-conceived-by: Andre McCurdy <armccurdy@gmail.com>
Signed-off-by: Trevor Woerner <twoerner@gmail.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-devtools/json-spirit/json-spirit_4.08.bb

@@ -9,6 +9,8 @@ PRIORITY = "optional"
 LICENSE = "MIT"
 LIC_FILES_CHKSUM = "file://LICENSE.txt;md5=278ef6183dec4aae1524fccc4b0113c9"
 
+DEPENDS = "boost"
+
 SRC_URI = "file://json_spirit_v${PV}.zip \
            file://0001-Adjust-the-cmake-files.patch \
            file://0001-Link-to-libatomic.patch \
@@ -16,8 +18,6 @@ SRC_URI = "file://json_spirit_v${PV}.zip \
 
 S = "${WORKDIR}/json_spirit_v${PV}"
 
-DEPENDS = "boost"
-
 inherit cmake
 
 BBCLASSEXTEND = "nativesdk"