Files.app: Set min-width/min-height for inner flex container explicitly.

ui/file_manager/file_manager/foreground/css/file_manager.css

Index: ui/file_manager/file_manager/foreground/css/file_manager.css
diff --git a/ui/file_manager/file_manager/foreground/css/file_manager.css b/ui/file_manager/file_manager/foreground/css/file_manager.css
index 92e0a5ccf480ab87890178ada2add8dbbfa33282..b7e7b2c0d04efddcc8563f61bd49e32507a5fec2 100644
--- a/ui/file_manager/file_manager/foreground/css/file_manager.css
+++ b/ui/file_manager/file_manager/foreground/css/file_manager.css
@@ -853,12 +853,14 @@ html[dir='rtl'] .breadcrumbs .separator {
   display: flex;
   flex: auto;
   flex-direction: column;
+  min-width: 0;
 }
 
 #list-container {
   display: flex;
   flex: auto;
   flex-direction: column;
+  min-height: 0;
   position: relative;
 }
 
@@ -866,6 +868,7 @@ html[dir='rtl'] .breadcrumbs .separator {
   display: flex;
   flex: auto;
   flex-direction: column;
+  min-height: 0;
 }
 
 #detail-table > list,