[do not merge] workaround broken rust-security-framework i686 build

Author: mattico

Cargo.toml

@@ -76,3 +76,6 @@ test = false # no unit tests
 name = "rustup-init"
 path = "src/rustup-cli/main.rs"
 test = false # no unit tests
+
+[replace]
+"rust-security-framework:0.1.15" = { git = "https://github.com/mattico/rust-security-framework", branch = "fix-cert-index" }