Bug 1979806 - Dump "auto" for eAutoMinSizing bit in TrackSize::StateBits. r=layout-reviewers,emilio

This patch dumps "auto" instead "auto-min" for `eAutoMinSizing` bit, maintaining
symmetry with how the `eAutoMaxSizing` bit is dumped.

Differential Revision: https://phabricator.services.mozilla.com/D258999

Author: aethanyc

layout/generic/nsGridContainerFrame.cpp

@@ -10581,7 +10581,7 @@ void nsGridContainerFrame::SetInitialChildList(ChildListID aListID,
 void nsGridContainerFrame::TrackSize::DumpStateBits(StateBits aState) {
   printf("min:");
   if (aState & eAutoMinSizing) {
-    printf("auto-min ");
+    printf("auto ");
   } else if (aState & eMinContentMinSizing) {
     printf("min-content ");
   } else if (aState & eMaxContentMinSizing) {