Add support for quilt.mod.json5 (#150)

See:
- RFC: QuiltMC/rfcs#83
- Build tool impl: QuiltMC/quilt-loom#36, QuiltMC/quilt-loom#37
- Required loader PR: QuiltMC/quilt-loader#329

build.gradle

@@ -167,6 +167,9 @@ dependencies {
 	// Forge mods.toml parsing
 	implementation libs.night.config.toml
 
+	// quilt.mod.json5 parsing
+	implementation libs.jankson
+
 	// Testing
 	testImplementation(gradleTestKit())
 	testImplementation(testLibs.spock) {