Add an audit to prevent using the name "all" in packages (spack#47651)

Packages cannot be named like that, since we use "all" to indicate
default settings under the "packages" section of the configuration.

lib/spack/spack/audit.py

@@ -571,8 +571,13 @@ def _search_for_deprecated_package_methods(pkgs, error_cls):
 @package_properties
 def _ensure_all_package_names_are_lowercase(pkgs, error_cls):
     """Ensure package names are lowercase and consistent"""
+    reserved_names = ("all",)
     badname_regex, errors = re.compile(r"[_A-Z]"), []
     for pkg_name in pkgs:
+        if pkg_name in reserved_names:
+            error_msg = f"The name '{pkg_name}' is reserved, and cannot be used for packages"
+            errors.append(error_cls(error_msg, []))
+
         if badname_regex.search(pkg_name):
             error_msg = f"Package name '{pkg_name}' should be lowercase and must not contain '_'"
             errors.append(error_cls(error_msg, []))

var/spack/repos/builtin/packages/all/package.py → var/spack/repos/builtin/packages/all-library/package.py

@@ -6,7 +6,7 @@
 from spack.package import *
 
 
-class All(CMakePackage):
+class AllLibrary(CMakePackage):
     """A Load Balancing Library (ALL)
 
     The library aims to provide an easy way to include dynamic domain-based

var/spack/repos/builtin/packages/cabana/package.py

@@ -93,7 +93,7 @@ class Cabana(CMakePackage, CudaPackage, ROCmPackage):
     depends_on("[email protected]:", when="[email protected]:")
 
     # Dependencies for subpackages
-    depends_on("all", when="@0.5.0:+all")
+    depends_on("all-library", when="@0.5.0:+all")
     depends_on("arborx", when="@0.3.0:+arborx")
     depends_on("[email protected]:", when="@0.4.0:+hypre")
     depends_on("[email protected]:", when="@0.5.0:+hypre")