Update Trim.trimType to default to .individually if not provided (#2478)

Co-authored-by: Cal Stephens <[email protected]>

Sources/Private/Model/ShapeItems/Trim.swift

@@ -23,7 +23,7 @@ final class Trim: ShapeItem {
     start = try container.decode(KeyframeGroup<LottieVector1D>.self, forKey: .start)
     end = try container.decode(KeyframeGroup<LottieVector1D>.self, forKey: .end)
     offset = try container.decode(KeyframeGroup<LottieVector1D>.self, forKey: .offset)
-    trimType = try container.decode(TrimType.self, forKey: .trimType)
+    trimType = try container.decodeIfPresent(TrimType.self, forKey: .trimType) ?? .individually
     try super.init(from: decoder)
   }
 
@@ -34,7 +34,7 @@ final class Trim: ShapeItem {
     end = try KeyframeGroup<LottieVector1D>(dictionary: endDictionary)
     let offsetDictionary: [String: Any] = try dictionary.value(for: CodingKeys.offset)
     offset = try KeyframeGroup<LottieVector1D>(dictionary: offsetDictionary)
-    let trimTypeRawValue: Int = try dictionary.value(for: CodingKeys.trimType)
+    let trimTypeRawValue: Int = try dictionary.value(for: CodingKeys.trimType) ?? TrimType.individually.rawValue
     guard let trimType = TrimType(rawValue: trimTypeRawValue) else {
       throw InitializableError.invalidInput()
     }

Tests/__Snapshots__/AutomaticEngineTests/testAutomaticEngineDetection.Issues-pr_2478.txt

@@ -0,0 +1,5 @@
+Does not support Core Animation engine. Encountered compatibility issues:
+[Body.Layer.Layer] Rounded corners support is not currently implemented for combined shape items
+[Face.Vector 8.Layer.Layer] Rounded corners support is not currently implemented for combined shape items
+[tail.Layer.Layer] Rounded corners support is not currently implemented for combined shape items
+[hash.Layer.Layer] Rounded corners support is not currently implemented for combined shape items