Updated progress bar to use new predictions

app/views/plantings/_progress.html.haml

@@ -2,18 +2,13 @@
   - if show_explanation == true
     Progress: 0% - not planted yet
   = render "plantings/progress_bar", status: "not planted", progress: 0
-
 - elsif planting.finished?
-  - if show_explanation == true
-    Progress: 100%
   = render "plantings/progress_bar", status: 'finished', progress: 100
 
-- elsif planting.days_before_maturity.nil?
+- elsif planting.finish_predicted_at.nil?
   - if show_explanation == true
-    Progress: Not calculated, days before maturity unknown
+    Progress: Not enough data
   = render "plantings/progress_bar", status: "unknown", progress: nil
 
 - else
-  - if show_explanation == true
-    Progress: #{planting.percentage_grown}%
   = render "plantings/progress_bar", status: 'growing', progress: planting.percentage_grown

app/views/plantings/_progress_bar.html.haml

@@ -5,7 +5,7 @@
     -# haml-lint:disable InlineStyles
     %div{ class: "progress-bar progress-bar-#{status}", role: "progressbar", style: "width: #{progress}%" }
       - if progress >= 30
-        #{progress}%
+        #{sprintf '%.2f', progress}%
     - if progress < 30
-      #{progress}%
+      #{sprintf '%.2f', progress}%
     -# haml-lint:enable InlineStyles