test: scope CPU override regressions to supported platforms

apps/pdfcraft-cli/tests/it/cpu_override.rs

@@ -2,6 +2,9 @@
 //! its signing (#2916). aws-lc printed "Fatal Error: HW capability found: …" and aborted before
 //! `main`. Built to detect the CPU on first use, it would abort at the first signature instead.
 
+// macOS intentionally does not relaunch: Finder delivers files to the original process.
+#![cfg(not(target_os = "macos"))]
+
 use std::process::{Command, Output};
 
 /// CPUID leaf 1, EDX bit 10: reserved, so no x86 processor reports it.

apps/pdfcraft/tests/help.rs

@@ -50,6 +50,8 @@ fn version_prints_the_version_and_exits() {
 /// An `OPENSSL_ia32cap` that asks for a CPU feature the processor lacks (CPUID leaf 1, EDX bit
 /// 10, reserved on every x86) doesn't stop the app (#2916): aws-lc aborted before `main`, with no
 /// window and nothing in the log.
+// macOS intentionally does not relaunch: Finder delivers files to the original process.
+#[cfg(not(target_os = "macos"))]
 #[test]
 fn a_cpu_override_naming_a_missing_feature_does_not_stop_the_app() {
     let out = run_with(Command::new(BIN).arg("--version").env("OPENSSL_ia32cap", "0x400"), Stdio::piped());