Heatmap: Support for linear y axis (#113337)

* wip

* boop

* Base factor on data

* Add some basic option control

* Remove old comments

* Add feature flag

* Apply feature flag to axis options

* Turn factor calculation into exported function

* Simplify bucket factor function

* Clarify comments

* Fix cell sizing of pre-bucketed heatmaps with log

* Remove unnecessary category change

* Consolidate editor for calculate from data no

* Update bucket function sanity checks

* Wire up scale config from yBucketScale

* Hide bucket controls for heatmap cells

* Fix splits

* Add test coverage

* Fix failing test

* Add basic util test coverage

* Fix tooltip for legacy in linear

* Fix y bucket option width to be consistent

* Hide tick alignment for explicit scale modes

* Clarify comment

* Make sure units are passed properly for linear

* Remove null assertion operator

* Clean up nested ternary

* Add type protection to scaleLog

* Remove repeated code for ySize calcs

* Remove ternary for scaleDistribution

* Add test coverage for YBucketScaleEditor

* Add isHeatmapSparse function to tooltip utils

* Create calculateYSizeDivisor util function

* Fix y axis min and max options and extend to log

* Add toLogBase test coverage

* Create applyExplicitMinMax function

* Add additional test coverage for scale editor

* Run i18n-extract

* Update eslint suppressions

---------

Co-authored-by: Drew Slobodnjak <60050885+drew08t@users.noreply.github.com>

packages/grafana-data/src/types/featureToggles.gen.ts

@@ -1169,6 +1169,11 @@ export interface FeatureToggles {
   */
   externalVizSuggestions?: boolean;
   /**
+  * Enable Y-axis scale configuration options for pre-bucketed heatmap data (heatmap-rows)
+  * @default false
+  */
+  heatmapRowsAxisOptions?: boolean;
+  /**
   * Restrict PanelChrome contents with overflow: hidden;
   * @default true
   */