[test] Remove a test for linking against libraries in the resource dir

This is no longer a behavior we have in the new driver
(swiftlang/swift-driver#733).

Author: hamishknight

validation-test/execution/interpret-with-dependencies.swift

@@ -8,17 +8,6 @@
 // RUN: %swift_driver -I %S/Inputs/custom-modules -L%t %s | %FileCheck %s
 // CHECK: {{okay}}
 
-// Now test a dependency on a library in the compiler's resource directory.
-// RUN: %empty-directory(%t/rsrc/%target-sdk-name)
-// RUN: ln -s %t/libabc.dylib %t/rsrc/%target-sdk-name/
-// RUN: ln -s %platform-module-dir/* %t/rsrc/%target-sdk-name/
-// RUN: ln -s %platform-module-dir/../shims %t/rsrc/
-// RUN: %empty-directory(%t/other)
-// RUN: ln -s %t/libfoo.dylib %t/other
-
-// Disabled, because it fails on some CI jobs with "missing required module 'SwiftShims'"
-// dontrun: %swift_driver -I %S/Inputs/custom-modules -L%t/other -resource-dir %t/rsrc/ %s | %FileCheck %s
-
 import foo
 
 if test() == 42 {