Ensure crt-static is applied to all platforms (#123)

Author: karthiknadig

.cargo/config.toml.disabled

@@ -4,11 +4,16 @@
 # [registries.ms-crates-io]
 # index = "sparse+https://pkgs.dev.azure.com/vscode/_packaging/crates/Cargo/index/"
 
+# Windows: -Ctarget-feature=+crt-static: Statically link the CRT (required to link the spectre-mitigated CRT).
+# Other: -Ctarget-feature=+crt-static: Statically link the CRT
+[build]
+rustflags = ["-Ctarget-feature=+crt-static"]
+
 # -Cehcont_guard: Enable EH Continuation Metadata (https://learn.microsoft.com/en-us/cpp/build/reference/guard-enable-eh-continuation-metadata).
 # -Ccontrol-flow-guard: Enable Control Flow Guard, needed for OneBranch's post-build analysis (https://learn.microsoft.com/en-us/cpp/build/reference/guard-enable-control-flow-guard).
 # -Ctarget-feature=+crt-static: Statically link the CRT (required to link the spectre-mitigated CRT).
 [target.'cfg(target_os = "windows")']
-rustflags = ["-Cehcont_guard", "-Ccontrol-flow-guard", "-Ctarget-feature=+crt-static"]
+rustflags = ["-Cehcont_guard", "-Ccontrol-flow-guard"]
 
 # -Clink-args=/DYNAMICBASE /CETCOMPAT: Enable "shadow stack" (https://learn.microsoft.com/en-us/cpp/build/reference/cetcompat)
 [target.'cfg(all(target_os = "windows", any(target_arch = "i686", target_arch = "x86_64")))']