build: Update json-c.wrap

The json-c wrap was updated to fix a deprecation warnings issued by
meson.

Signed-off-by: Daniel Wagner <[email protected]>

Author: dwsuse

subprojects/json-c.wrap

@@ -3,9 +3,9 @@ directory = json-c-0.15
 source_url = https://s3.amazonaws.com/json-c_releases/releases/json-c-0.15.tar.gz
 source_filename = json-c-0.15.tar.gz
 source_hash = b8d80a1ddb718b3ba7492916237bbf86609e9709fb007e7f7d4322f02341a4c6
-patch_filename = json-c_0.15-1_patch.zip
-patch_url = https://wrapdb.mesonbuild.com/v2/json-c_0.15-1/get_patch
-patch_hash = 002b44f87063a129b5f518ffb2dba7d107ecc665ba29f97e5547ffcae41de3a9
+patch_filename = json-c_0.15-2_patch.zip
+patch_url = https://wrapdb.mesonbuild.com/v2/json-c_0.15-2/get_patch
+patch_hash = 2c5c95cf463804ac61309930c76ba9f57b157fef6247d1c6da4395b31a5bfac7
 
 [provide]
 json-c = json_c_dep