Fix range selection for logy

Always when minimal position value specified - use it in log scale

Author: linev

modules/gpad/TFramePainter.mjs

@@ -1960,7 +1960,7 @@ class TFramePainter extends ObjectPainter {
                                         noexp_changed: this.y_noexp_changed,
                                         symlog: this.swap_xy ? opts.symlog_x : opts.symlog_y,
                                         logcheckmin: (opts.ndim < 2) || this.swap_xy,
-                                        log_min_nz: opts.ymin_nz && (opts.ymin_nz < 0.01*this.ymax) ? 0.3 * opts.ymin_nz : 0,
+                                        log_min_nz: opts.ymin_nz && (opts.ymin_nz < this.ymax) ? 0.9*opts.ymin_nz : 0,
                                         logminfactor: logminfactorY });
 
       this.y_handle.assignFrameMembers(this, 'y');