Update to LLVM 21

Author: star-ga

Cargo.toml

@@ -1,9 +1,9 @@
 [package]
 name = "mind"
-version = "0.1.7"
+version = "0.1.8"
 edition = "2021"
 rust-version = "1.82"
-authors = ["MIND Language Contributors"]
+authors = ["STARGA Inc."]
 description = "The native language for intelligent systems"
 repository = "https://github.com/star-ga/mind"
 homepage = "https://github.com/star-ga/mind"
@@ -19,7 +19,7 @@ exclude = ["assets/", "benchmarks/", "examples/"]
 logos = "0.13"
 chumsky = "0.9"
 melior = { version = "0.21", optional = true }
-inkwell = { version = "0.5.0", features = ["llvm18-0"], optional = true }
+inkwell = { version = "0.8.0", features = ["llvm21-1"], optional = true }
 clap = { version = "4.4", features = ["derive"] }
 colored = "2.0"
 anyhow = "1.0"
@@ -104,11 +104,8 @@ ffi-examples = []
 pkg = ["tar", "flate2", "sha2"]
 registry = []
 python-bindings = ["pyo3"]
-# AOT compilation support - produces native executables
 aot = ["mlir-build", "mlir-lowering", "autodiff"]
-# Full compiler with all features
 full = ["aot", "autodiff", "cpu-exec", "cpu-conv", "pkg", "ffi-c"]
 
 [build-dependencies]
 cc = "1"
-