feat: update screenshots for LessView

apps/lessview/lessview.yml

@@ -0,0 +1,18 @@
+name: LessView
+description: 'Secure image viewer for minimalists.'
+website: 'https://github.com/sprout2000/lessview'
+repository: 'https://github.com/sprout2000/lessview'
+license: MIT
+keywords:
+  - image
+  - viewer
+  - pan
+  - wheelzoom
+locales:
+  - ja-JP
+  - en
+category: 'Photo & Video'
+screenshots:
+  - {imageUrl: 'https://user-images.githubusercontent.com/52094761/78643180-cf148700-78ee-11ea-9ac8-8fca8eca5a4b.png'}
+  - {imageUrl: 'https://user-images.githubusercontent.com/52094761/77727027-b8dc1080-703c-11ea-8b2c-9dedc5b477ad.png'}
+

apps/viewdir/viewdir.yml

@@ -0,0 +1,16 @@
+name: Viewdir
+description: 'Secure image viewer featuring single hand operations.'
+website: 'https://github.com/sprout2000/viewdir'
+repository: 'https://github.com/sprout2000/viewdir'
+license: MIT
+keywords:
+    - image
+    - viewer
+    - pan
+    - wheelzoom
+locales:
+  - ja-JP
+  - en
+category: 'Photo & Video'
+screenshots:
+    - {imageUrl: 'https://user-images.githubusercontent.com/52094761/77210982-b877dd00-6b45-11ea-96cc-faf7f7371e73.jpg'}