Merge pull request swiftlang#58970 from mikeash/bump-swiftmodule-version

[Serialization] Bump SWIFTMODULE_VERSION_MINOR to avoid conflict with SDK's swiftmodule.

Author: swift-ci

lib/Serialization/ModuleFormat.h

@@ -58,7 +58,7 @@ const uint16_t SWIFTMODULE_VERSION_MAJOR = 0;
 /// describe what change you made. The content of this comment isn't important;
 /// it just ensures a conflict if two people change the module format.
 /// Don't worry about adhering to the 80-column limit for this line.
-const uint16_t SWIFTMODULE_VERSION_MINOR = 690; // remove unused type nodes
+const uint16_t SWIFTMODULE_VERSION_MINOR = 691; // bump to avoid conflict
 
 /// A standard hash seed used for all string hashes in a serialized module.
 ///