chore: implement organization sync and create idpsync package (#14432)

* chore: implement filters for the organizations query
* chore: implement organization sync and create idpsync package

Organization sync can now be configured to assign users to an org based on oidc claims.

enterprise/coderd/enidpsync/enidpsync.go

@@ -0,0 +1,25 @@
+package enidpsync
+
+import (
+	"cdr.dev/slog"
+
+	"github.com/coder/coder/v2/coderd/entitlements"
+	"github.com/coder/coder/v2/coderd/idpsync"
+)
+
+// EnterpriseIDPSync enabled syncing user information from an external IDP.
+// The sync is an enterprise feature, so this struct wraps the AGPL implementation
+// and extends it with enterprise capabilities. These capabilities can entirely
+// be changed in the Parsing, and leaving the "syncing" part (which holds the
+// more complex logic) to the shared AGPL implementation.
+type EnterpriseIDPSync struct {
+	entitlements *entitlements.Set
+	*idpsync.AGPLIDPSync
+}
+
+func NewSync(logger slog.Logger, set *entitlements.Set, settings idpsync.SyncSettings) *EnterpriseIDPSync {
+	return &EnterpriseIDPSync{
+		entitlements: set,
+		AGPLIDPSync:  idpsync.NewAGPLSync(logger.With(slog.F("enterprise_capable", "true")), settings),
+	}
+}