revert developer-resources edits

Author: marlon-ionic

docs/developer-resources/guides/first-app-v3/creating-photo-gallery-device-storage.md

@@ -43,7 +43,7 @@ Then, create a Photos array to represent our photo gallery:
 ```Javascript
 export class PhotoProvider {
 
- public photos: UserPhoto[] = [];
+ public photos: Photo[] = [];
 
  constructor() { }
 }

docs/developer-resources/guides/first-app-v4/creating-photo-gallery-device-storage.md

@@ -38,7 +38,7 @@ Then, create a Photos array to represent our photo gallery:
 ```Javascript
 export class PhotoService {
 
- public photos: UserPhoto[] = [];
+ public photos: Photo[] = [];
 
  constructor() { }
 }

versioned_docs/version-v5/developer-resources/guides/first-app-v3/creating-photo-gallery-device-storage.md

@@ -43,7 +43,7 @@ Then, create a Photos array to represent our photo gallery:
 ```Javascript
 export class PhotoProvider {
 
- public photos: UserPhoto[] = [];
+ public photos: Photo[] = [];
 
  constructor() { }
 }

versioned_docs/version-v5/developer-resources/guides/first-app-v4/creating-photo-gallery-device-storage.md

@@ -38,7 +38,7 @@ Then, create a Photos array to represent our photo gallery:
 ```Javascript
 export class PhotoService {
 
- public photos: UserPhoto[] = [];
+ public photos: Photo[] = [];
 
  constructor() { }
 }