Cypress>=3.3.1 readFile() does not expect a relative file-path starting with /

See:
https://github.com/cypress-io/cypress/issues/4352#issuecomment-507963062

Issue-ID: VID-687
Change-Id: I4f3292e80d22d217d9bd33c685766efd5a8f4d8f
Signed-off-by: Ittay Stern <ittay.stern@att.com>
diff --git a/vid-webpack-master/cypress/integration/iFrames/serviceWithNetwork.e2e.ts b/vid-webpack-master/cypress/integration/iFrames/serviceWithNetwork.e2e.ts
index 8e297d0..19a3be9 100644
--- a/vid-webpack-master/cypress/integration/iFrames/serviceWithNetwork.e2e.ts
+++ b/vid-webpack-master/cypress/integration/iFrames/serviceWithNetwork.e2e.ts
@@ -9,7 +9,7 @@
 describe('View Edit Page', function () {
   describe('test view service with network', () => {
     var jsonBuilderAAIService : JsonBuilder<ServiceModel> = new JsonBuilder<ServiceModel>();
-    const presetsPrefix : string = '/cypress/support/jsonBuilders/mocks/jsons/';
+    const presetsPrefix : string = 'cypress/support/jsonBuilders/mocks/jsons/';
 
     var jsonBuilderAAISubViewEditModel: JsonBuilder<AAISubViewEditModel> = new JsonBuilder<AAISubViewEditModel>();
     var jsonBuilderAAISubDetailsModel: JsonBuilder<AAISubDetailsModel> = new JsonBuilder<AAISubDetailsModel>();