Don't use linearized values on value axes in box plots

Author: s417-lama

src/traces/box/plot.js

@@ -94,8 +94,8 @@ function plotBoxAndWhiskers(sel, axes, trace, t) {
         var posw1 = posAxis.l2p(lcenter + wdPos) + bPosPxOffset;
         var posm0 = posAxis.l2p(lcenter - bdPos0 * nw) + bPosPxOffset;
         var posm1 = posAxis.l2p(lcenter + bdPos1 * nw) + bPosPxOffset;
-        var q1 = valAxis.l2p(d.q1, true);
-        var q3 = valAxis.l2p(d.q3, true);
+        var q1 = valAxis.c2p(d.q1, true);
+        var q3 = valAxis.c2p(d.q3, true);
         // make sure median isn't identical to either of the
         // quartiles, so we can see it
         var m = Lib.constrain(