Upgrade Sorbet to 0.5.9449 (#667)

Author: vinistock

Gemfile.lock

@@ -247,18 +247,18 @@ GEM
       rack (~> 2.0)
       redis (>= 4.2.0)
     smart_properties (1.16.2)
-    sorbet (0.5.9419)
-      sorbet-static (= 0.5.9419)
-    sorbet-runtime (0.5.9419)
-    sorbet-static (0.5.9419-universal-darwin-14)
-    sorbet-static (0.5.9419-universal-darwin-15)
-    sorbet-static (0.5.9419-universal-darwin-16)
-    sorbet-static (0.5.9419-universal-darwin-17)
-    sorbet-static (0.5.9419-universal-darwin-18)
-    sorbet-static (0.5.9419-universal-darwin-19)
-    sorbet-static (0.5.9419-universal-darwin-20)
-    sorbet-static (0.5.9419-universal-darwin-21)
-    sorbet-static (0.5.9419-x86_64-linux)
+    sorbet (0.5.9449)
+      sorbet-static (= 0.5.9449)
+    sorbet-runtime (0.5.9449)
+    sorbet-static (0.5.9449-universal-darwin-14)
+    sorbet-static (0.5.9449-universal-darwin-15)
+    sorbet-static (0.5.9449-universal-darwin-16)
+    sorbet-static (0.5.9449-universal-darwin-17)
+    sorbet-static (0.5.9449-universal-darwin-18)
+    sorbet-static (0.5.9449-universal-darwin-19)
+    sorbet-static (0.5.9449-universal-darwin-20)
+    sorbet-static (0.5.9449-universal-darwin-21)
+    sorbet-static (0.5.9449-x86_64-linux)
     spoom (1.1.5)
       sorbet (>= 0.5.9204)
       sorbet-runtime (>= 0.5.9204)