Delete old override for .h

Sources/XCRemoteCache/Commands/Postbuild/Postbuild.swift

@@ -259,6 +259,10 @@ class Postbuild {
             }
         } else {
             try fingerprintSyncer.delete(sourceDir: moduleSwiftProductURL)
+            try fingerprintSyncer.delete(sourceDir: objcHeaderSwiftProductURL)
+            if let objcPublic = objcHeaderSwiftPublicPathURL {
+                try fingerprintSyncer.delete(sourceDir: objcPublic)
+            }
         }
     }
 }

Sources/XCRemoteCache/Dependencies/FingerprintSyncer.swift

@@ -32,6 +32,8 @@ protocol FingerprintSyncer {
     func delete(sourceDir: URL) throws
     /// Sets a fingerprint override for a singe file placed
     func decorate(file: URL, fingerprint: String) throws
+    /// Deletes fingerprint override for a file  (if already created)
+    func delete(file: URL) throws
 }
 
 class FileFingerprintSyncer: FingerprintSyncer {
@@ -88,4 +90,13 @@ class FileFingerprintSyncer: FingerprintSyncer {
         let fingerprintFile = file.appendingPathExtension(fingerprintExtension)
         try dirAccessor.write(toPath: fingerprintFile.path, contents: fingerprintData)
     }
+
+    func delete(file: URL) throws {
+        guard case .file = try dirAccessor.itemType(atPath: file.path) else {
+            // no file to decorate (no module was generated)
+            return
+        }
+        let overrideURL = file.appendingPathExtension(fingerprintExtension)
+        try dirAccessor.removeItem(atPath: overrideURL.path)
+    }
 }