Following the 2.10 stable cycle, Flutter will no longer build for 32-bit iOS devices. See the RFC at flutter.dev/go/rfc-32-bit-ios-unsupported.

Remove dead 32-bit iOS logic once the engine is no longer building arm7v. Blocked by #97342.

    } else if (current_cpu == "arm") {
      common_mac_flags += [
        "-arch",
        "armv7",
      ]

https://github.com/flutter/buildroot/blob/42be4395efc85e455bbdd555ef2791615338dbea/build/config/compiler/BUILD.gn#L172-L176