Opmon dashboards linear scale by default (#432)

generator/dashboards/templates/dashboard.lkml

@@ -28,7 +28,7 @@
     height: 8
     field_x: {{element.explore}}.submission_date
     field_y: {{element.explore}}.percentile
-    log_scale: true
+    log_scale: false
     ci_lower: {{element.explore}}.low
     ci_upper: {{element.explore}}.high
     show_grid: true

tests/test_operational_monitoring.py

@@ -402,7 +402,7 @@ def test_dashboard_lookml(operational_monitoring_dashboard):
           height: 8
           field_x: fission_histogram.submission_date
           field_y: fission_histogram.percentile
-          log_scale: true
+          log_scale: false
           ci_lower: fission_histogram.low
           ci_upper: fission_histogram.high
           show_grid: true
@@ -434,7 +434,7 @@ def test_dashboard_lookml(operational_monitoring_dashboard):
           height: 8
           field_x: fission_histogram.submission_date
           field_y: fission_histogram.percentile
-          log_scale: true
+          log_scale: false
           ci_lower: fission_histogram.low
           ci_upper: fission_histogram.high
           show_grid: true