[xcodegen] Bump dependencies

Author: hamishknight

utils/swift-xcodegen/Package.resolved

@@ -12,13 +12,12 @@
 # First copy swift-xcodegen to the temporary location
 # so we don't touch the user's build, and make sure
 # we're doing a clean build.
-# RUN: cp -r %swift_src_root/utils/swift-xcodegen %t/src/swift/utils/swift-xcodegen
+# RUN: cp -R %swift_src_root/utils/swift-xcodegen %t/src/swift/utils/swift-xcodegen
 # RUN: rm -rf %t/src/swift/utils/swift-xcodegen/.build
 
 # Add symlinks for local dependencies
 # RUN: ln -s %swift_src_root/../swift-* %t/src
 # RUN: ln -s %swift_src_root/../llbuild %t/src
-# RUN: ln -s %swift_src_root/../yams %t/src
 
 # Run the xcodegen test suite
 # RUN: xcrun swift-test -c release --disable-dependency-cache --package-path %t/src/swift/utils/swift-xcodegen