Remove the post-make report renderer setters

The renderer is injected via the FlareProvider (and Reporter) constructor, so
the Reporter::reportRenderer() setter and Flare::renderReportsUsing() are dead.
Removed both; the renderer is now constructor-only, like mode.

Author: rubenvanassche

src/Flare.php

@@ -166,16 +166,6 @@ public function filterReportsUsing(Closure $filterReportsCallable): static
         return $this;
     }
 
-    /**
-     * @param Closure(ReportFactory): void $renderReportCallable
-     */
-    public function renderReportsUsing(Closure $renderReportCallable): static
-    {
-        $this->reporter->reportRenderer($renderReportCallable);
-
-        return $this;
-    }
-
     public function cache(): CacheRecorder|null
     {
         return $this->recorders->getRecorder(RecorderType::Cache->value);

src/Reporter.php

@@ -77,13 +77,6 @@ public function registerErrorHandler(?int $errorLevels = null): self
         return $this;
     }
 
-    public function reportRenderer(Closure $renderReportCallable): static
-    {
-        $this->reportRenderer = $renderReportCallable;
-
-        return $this;
-    }
-
     /**
      * @param Closure(ReportFactory $report):void|null $callback
      */