chore(core): Upgrade Core (temporalio#1637)

Co-authored-by: James Watkins-Harvey <[email protected]>
Co-authored-by: Thomas Hardy <[email protected]>

Author: 3 people

packages/common/src/internal-non-workflow/codec-types.ts

@@ -23,12 +23,14 @@ export type ReplaceNested<T, ToReplace, ReplaceWith> = T extends (...args: any[]
   ? T
   : [keyof T] extends [never]
     ? T
-    : T extends { [k: string]: ToReplace }
-      ? {
-          [P in keyof T]: ReplaceNested<T[P], ToReplace, ReplaceWith>;
-        }
-      : T extends ToReplace
-        ? ReplaceWith | Exclude<T, ToReplace>
-        : {
+    : T extends Record<string, string> // Special exception for nexusHeader.
+      ? T
+      : T extends { [k: string]: ToReplace }
+        ? {
             [P in keyof T]: ReplaceNested<T[P], ToReplace, ReplaceWith>;
-          };
+          }
+        : T extends ToReplace
+          ? ReplaceWith | Exclude<T, ToReplace>
+          : {
+              [P in keyof T]: ReplaceNested<T[P], ToReplace, ReplaceWith>;
+            };