Remove settings that were confusing Xcode when trying to build the Parser module so I could test it.

Modules/Parser/Package.swift

@@ -18,8 +18,7 @@ let package = Package(
 			name: "Parser",
 			dependencies: [
 				"RSCore"
-			],
-			swiftSettings: [.unsafeFlags(["-warnings-as-errors"])]
+			]
 		),
 		.testTarget(
 			name: "ParserTests",

Modules/RSCore/Package.swift

@@ -11,8 +11,7 @@ let package = Package(
 	],
 	targets: [
 		.target(
-			name: "RSCore",
-			swiftSettings: [.unsafeFlags(["-warnings-as-errors"])]
+			name: "RSCore"
 		),
 		.target(
 			name: "RSCoreResources",