Disable unit tests for stdlib packages that don't contain any

Author: bjorn3

rustc-std-workspace-alloc/Cargo.toml

@@ -9,6 +9,9 @@ edition = "2024"
 
 [lib]
 path = "lib.rs"
+test = false
+bench = false
+doc = false
 
 [dependencies]
 alloc = { path = "../alloc" }

rustc-std-workspace-core/Cargo.toml

@@ -11,6 +11,9 @@ edition = "2024"
 
 [lib]
 path = "lib.rs"
+test = false
+bench = false
+doc = false
 
 [dependencies]
 core = { path = "../core", public = true }

rustc-std-workspace-std/Cargo.toml

@@ -9,6 +9,9 @@ edition = "2024"
 
 [lib]
 path = "lib.rs"
+test = false
+bench = false
+doc = false
 
 [dependencies]
 std = { path = "../std" }

sysroot/Cargo.toml

@@ -6,6 +6,8 @@ version = "0.0.0"
 edition = "2024"
 
 [lib]
+test = false
+bench = false
 # make sure this crate isn't included in public standard library docs
 doc = false
 

windows_targets/Cargo.toml

@@ -4,6 +4,11 @@ description = "A drop-in replacement for the real windows-targets crate for use
 version = "0.0.0"
 edition = "2024"
 
+[lib]
+test = false
+bench = false
+doc = false
+
 [features]
 # Enable using raw-dylib for Windows imports.
 # This will eventually be the default.