Add a temporary height constraint to the bottom button container just to suppress the xib warning.

Author: jaclync

WooCommerce/Classes/ViewRelated/Filters/FilterListViewController.xib

@@ -23,13 +23,16 @@
                 <stackView opaque="NO" contentMode="scaleToFill" axis="vertical" translatesAutoresizingMaskIntoConstraints="NO" id="0Hi-U6-ohm">
                     <rect key="frame" x="0.0" y="44" width="414" height="818"/>
                     <subviews>
-                        <view contentMode="scaleToFill" ambiguous="YES" translatesAutoresizingMaskIntoConstraints="NO" id="pgc-1V-BCe">
-                            <rect key="frame" x="0.0" y="0.0" width="414" height="128"/>
+                        <view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="pgc-1V-BCe">
+                            <rect key="frame" x="0.0" y="0.0" width="414" height="768"/>
                             <color key="backgroundColor" systemColor="systemBackgroundColor" cocoaTouchSystemColor="whiteColor"/>
                         </view>
-                        <view contentMode="scaleToFill" ambiguous="YES" translatesAutoresizingMaskIntoConstraints="NO" id="0sS-tG-DzA">
-                            <rect key="frame" x="0.0" y="128" width="414" height="690"/>
+                        <view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="0sS-tG-DzA">
+                            <rect key="frame" x="0.0" y="768" width="414" height="50"/>
                             <color key="backgroundColor" systemColor="systemBackgroundColor" cocoaTouchSystemColor="whiteColor"/>
+                            <constraints>
+                                <constraint firstAttribute="height" constant="50" placeholder="YES" id="Tq2-i3-6qV"/>
+                            </constraints>
                         </view>
                     </subviews>
                 </stackView>