Removes throw in fail safeguard because it didn't work (#13)

ForemWebView/ForemWebView.swift

@@ -159,7 +159,6 @@ open class ForemWebView: WKWebView {
  // Function that will ensure the ForemWebView is initialized using a valid Forem Instance. It will
  // update `foremInstance` variable which will help provide metadata about the initialized ForemWebView.
  // It will also call `failIfInvalidInstanceError` if unable to populate the metadata on the first load.
- // swiftlint:disable force_try
  func ensureForemInstance() {
  guard foremInstance == nil else { return }
 
@@ -173,7 +172,6 @@ open class ForemWebView: WKWebView {
  evaluateJavaScript(wrappedJS(javascript)) { result, error in
  guard let jsonString = result as? String else {
  print("Unable to fetch Forem Instance Metadata: \(String(describing: error))")
- try! self.failIfInvalidInstanceError()
  return
  }
 
@@ -182,17 +180,6 @@ open class ForemWebView: WKWebView {
  } catch {
  print("Error parsing Forem Instance Metadata: \(error)")
  }
-
- try! self.failIfInvalidInstanceError()
- }
- }
- // swiftlint:enable force_try
-
- // Helper function that will throw an error when the ForemWebView is initialized with a URL
- // that does not represent a valid Forem Instance.
- func failIfInvalidInstanceError() throws {
- if self.foremInstance == nil {
- throw ForemWebViewError.invalidInstance("Only Forem Instances are supported for this WebView")
  }
  }