hack snap version numbers in sample data to be more realistic

examples/snaps/v2-find-select=refresh.json

@@ -17,7 +17,7 @@
       "developer": "canonical",
       "status": "available",
       "type": "app",
-      "version": "0+git.04f1ff0d",
+      "version": "19.07.2",
       "channel": "",
       "ignore-validation": false,
       "revision": "424242",

examples/snaps/v2-snaps-subiquity.json

@@ -18,7 +18,7 @@
     "developer": "canonical",
     "status": "active",
     "type": "app",
-    "version": "ubuntu-19.04.2",
+    "version": "19.04.2",
     "channel": "stable",
     "ignore-validation": false,
     "revision": "804",

subiquity/ui/views/refresh.py

@@ -105,8 +105,8 @@ class RefreshView(BaseView):
 
     available_title = _("Installer update available")
     available_excerpt = _(
-        "Version \"{new}\" of the installer is now available ("
-        "\"{current}\" is currently installed)."
+        "Version {new} of the installer is now available ({current} is "
+        "currently running)."
         )
 
     progress_title = _("Downloading update...")