Remove --disable-sandbox

This flag wasn’t used anywhere.

Author: ahoppen

Package.swift

@@ -14,8 +14,6 @@ func hasEnvironmentVariable(_ name: String) -> Bool {
 /// Modifies the build in the following ways
 ///  - Enables assertions even in release builds
 ///  - Removes the dependency of swift-syntax on os_log
-///  - Enables raw syntax validation (ie. implies `SWIFTSYNTAX_ENABLE_RAWSYNTAX_VALIDATION`)
-///  - Enables alternate token introspection (ie. implies `SWIFTPARSER_ENABLE_ALTERNATE_TOKEN_INTROSPECTION`)
 let buildScriptEnvironment = hasEnvironmentVariable("SWIFT_BUILD_SCRIPT_ENVIRONMENT")
 
 /// Check that the layout of the syntax tree is correct.

SwiftSyntaxDevUtils/Sources/swift-syntax-dev-utils/common/BuildArguments.swift

@@ -39,9 +39,6 @@ struct BuildArguments: ParsableArguments {
   )
   var multirootDataFile: URL?
 
-  @Flag(help: "Disable sandboxes when building with SwiftPM")
-  var disableSandbox: Bool = false
-
   @Flag(help: "Build in release mode.")
   var release: Bool = false
 

SwiftSyntaxDevUtils/Sources/swift-syntax-dev-utils/common/BuildCommand.swift

@@ -62,10 +62,6 @@ extension BuildCommand {
       args += ["--multiroot-data-file", multirootDataFile]
     }
 
-    if arguments.disableSandbox {
-      args += ["--disable-sandbox"]
-    }
-
     if arguments.verbose {
       args += ["--verbose"]
     }