Updated information of Sonatina Symphonic Orchestra (#47)

* Updated information of Sonatina Symphonic Orchestra

* Updated information for version 4.0

Author: peastman

data/sfz/instruments.yml

@@ -934,11 +934,11 @@
   instruments:
   - name:    "Sonatina Symphonic Orchestra"
     page:    "sso"
-    version: "3.3"
+    version: "4.0"
     author:  "Mattias Westlund, Peter Eastman"
     license: "CC Sampling Plus 1.0"
     url:     "https://github.com/peastman/sso"
-    download_size: "1.25 GB"
+    download_size: "1.39 GB"
     short_description:
       "Sonatina Symphonic Orchestra (SSO) is a free library
       of sampled orchestral instruments."