target-spec: remove crate rustc_codegen_spirv-target-specs

Author: Firestar99

Cargo.lock

@@ -20,7 +20,6 @@ members = [
 
     "crates/rustc_codegen_spirv",
     "crates/rustc_codegen_spirv-types",
-    "crates/rustc_codegen_spirv-target-specs",
     "crates/spirv-builder",
     "crates/spirv-std",
     "crates/spirv-std/shared",
@@ -50,7 +49,6 @@ spirv-std-macros = { path = "./crates/spirv-std/macros", version = "=0.9.0" }
 spirv-tools = { version = "0.13.0", default-features = false }
 rustc_codegen_spirv = { path = "./crates/rustc_codegen_spirv", version = "=0.9.0", default-features = false }
 rustc_codegen_spirv-types = { path = "./crates/rustc_codegen_spirv-types", version = "=0.9.0" }
-rustc_codegen_spirv-target-specs = { path = "crates/rustc_codegen_spirv-target-specs", version = "=0.9.0" }
 
 # difftest libraries mirrored from difftest workspace
 difftest = { path = "tests/difftests/lib" }