(Try to) fix tests

Author: grynspan

swift-package-init-lib.md

@@ -41,7 +41,6 @@ RUN: %{FileCheck} --check-prefix CHECK-SWIFT-TESTING-LOG --input-file %t.swift-t
 ```
 
 ```
-CHECK-SWIFT-TESTING-LOG: Compiling {{.*}}ProjectTests{{.*}}
 CHECK-SWIFT-TESTING-LOG: Test run started.
 CHECK-SWIFT-TESTING-LOG-NEXT: Test run with 1 test passed after {{.*}} seconds.
 ```

test-swift-testing-package/test-swift-testing-package.txt

@@ -19,7 +19,7 @@
 // Verify that the tool exists and works.
 //
 // RUN: test -x %t.dir/tool/.build/debug/toolPackageTests.xctest
-// RUN: %t.dir/tool/.build/debug/toolPackageTests.xctest > %t.out
+// RUN: %t.dir/tool/.build/debug/toolPackageTests.xctest --testing-library swift-testing > %t.out
 // RUN: %{FileCheck} --check-prefix CHECK-TOOL-OUTPUT --input-file %t.out %s
 //
 // CHECK-TOOL-OUTPUT: HI