Fixed an issue where the documentation for ManyToManyIndex and ManyToOneIndex was swapped

Author: dimitribouniol

Sources/CodableDatastore/Datastore/DatastoreFormat.swift

@@ -108,14 +108,14 @@ public protocol DatastoreFormat<Version, Instance, Identifier>: Sendable {
     /// This type of index is typically used for most unique identifiers, and may be useful if there is an alternative unique identifier a instance may be referenced under.
     typealias OneToOneIndex<Value: Indexable & DiscreteIndexable> = OneToOneIndexRepresentation<Instance, Value>
 
-    /// A Many-value to One-instance index.
+    /// A Many-value to Many-instance index.
     ///
-    /// This type of index can be used if several alternative identifiers can reference an instance, and they all reside in a single property.
+    /// This type of index is common when building relationships between different instances, where one instance may be related to several others in some way.
     typealias ManyToManyIndex<S: Sequence<Value>, Value: Indexable> = ManyToManyIndexRepresentation<Instance, S, Value>
 
-    /// A Many-value to Many-instance index.
+    /// A Many-value to One-instance index.
     ///
-    /// This type of index is common when building relationships between different instances, where one instance may be related to several others in some way.
+    /// This type of index can be used if several alternative identifiers can reference an instance, and they all reside in a single property.
     typealias ManyToOneIndex<S: Sequence<Value>, Value: Indexable & DiscreteIndexable> = ManyToOneIndexRepresentation<Instance, S, Value>
 
     /// Generate index representations for the datastore.