v1.12.0

What's Changed

• Update ferrocene build steps by @jonathanpallant in #161
• Add cloudflare deploy script. by @jonathanpallant in #160
• Clean up the FFI slides by @jonathanpallant in #163
• Remove the price and the discount on the Why Rust page. by @jonathanpallant in #164
• Add heap to armv8-r demo by @jonathanpallant in #165

Full Changelog: v1.11.1...v1.12.0