Remove --enable-missing-tools from configure.py

Author: Kobzol

src/bootstrap/configure.py

@@ -55,7 +55,6 @@ def v(*args):
 o("full-tools", None, "enable all tools")
 o("lld", "rust.lld", "build lld")
 o("clang", "llvm.clang", "build clang")
-o("missing-tools", "dist.missing-tools", "allow failures when building tools")
 o("use-libcxx", "llvm.use-libcxx", "build LLVM with libc++")
 o("control-flow-guard", "rust.control-flow-guard", "Enable Control Flow Guard")
 o("patch-binaries-for-nix", "build.patch-binaries-for-nix", "whether patch binaries for usage with Nix toolchains")