Add the Ocaml ecosystem (#3112)

Signed-off-by: Laurent Goderre <laurent.goderre@docker.com>

syft/internal/packagemetadata/generated.go

@@ -34,6 +34,7 @@ func AllTypes() []any {
 		pkg.NixStoreEntry{},
 		pkg.NpmPackage{},
 		pkg.NpmPackageLockEntry{},
+		pkg.OpamPackage{},
 		pkg.PhpComposerInstalledEntry{},
 		pkg.PhpComposerLockEntry{},
 		pkg.PhpPeclEntry{},

syft/internal/packagemetadata/names.go

@@ -103,6 +103,7 @@ var jsonTypes = makeJSONTypes(
 	jsonNamesWithoutLookup(pkg.RpmArchive{}, "rpm-archive", "RpmMetadata"), // the legacy value is split into two types, where the other is preferred
 	jsonNames(pkg.SwiftPackageManagerResolvedEntry{}, "swift-package-manager-lock-entry", "SwiftPackageManagerMetadata"),
 	jsonNames(pkg.SwiplPackEntry{}, "swiplpack-package"),
+	jsonNames(pkg.OpamPackage{}, "opam-package"),
 	jsonNames(pkg.RustCargoLockEntry{}, "rust-cargo-lock-entry", "RustCargoPackageMetadata"),
 	jsonNamesWithoutLookup(pkg.RustBinaryAuditEntry{}, "rust-cargo-audit-entry", "RustCargoPackageMetadata"), // the legacy value is split into two types, where the other is preferred
 	jsonNames(pkg.WordpressPluginEntry{}, "wordpress-plugin-entry", "WordpressMetadata"),