Fix transposed lm namespace/name

src/dds/catalog/catalog.cpp

             lm_name TEXT,
             lm_namespace TEXT,
             UNIQUE(name, version),
-            CONSTRAINT has_remote_info CHECK(
+            CONSTRAINT has_source_info CHECK(
                 (
                     git_url NOT NULL
                     AND git_ref NOT NULL
                 )
+                = 1
             ),
             CONSTRAINT valid_lm_info CHECK(
                 (
         git_remote_listing{
             *git_url,
             *git_ref,
-            lm_name ? std::make_optional(lm::usage{*lm_name, *lm_namespace}) : std::nullopt,
+            lm_name ? std::make_optional(lm::usage{*lm_namespace, *lm_name}) : std::nullopt,
         },
     };
 }
         }
     }
 }
-
-std::vector<package_id> catalog::solve_requirements(const std::vector<dependency>& deps) const {
-    return dds::solve(deps,
-                      [&](std::string_view pkg_name) { return this->by_name(pkg_name); },
-                      [&](const package_id& pkg) { return this->dependencies_of(pkg); });
-}