chore(package): update bootstrap-social to ^5.0.0 (#2139)

[skip ci]

Author: Awk34

templates/app/_package.json

@@ -7,7 +7,7 @@
     "angular": "~1.5.5",<% if(filters.bootstrap) { if(filters.sass) { %>
     "bootstrap-sass": "~3.3.7",<% } %>
     "bootstrap": "~3.3.7",<% if(filters.oauth) { %>
-    "bootstrap-social": "~4.9.1",<% }} %>
+    "bootstrap-social": "^5.0.0",<% }} %>
     "angular-animate": "~1.5.5",
     "angular-aria": "~1.5.5",
     "angular-resource": "~1.5.5",