Remove adjustsFontForContentSizeCategory (unsupported in iOS 10.0) from labels in card layout Storyboard (#2083)

Author: christibbs

Firebase/InAppMessagingDisplay/Resources/FIRInAppMessageDisplayStoryboard.storyboard

@@ -72,7 +72,7 @@
                                     <constraint firstAttribute="height" constant="60" id="YXP-HZ-CYR"/>
                                 </constraints>
                             </imageView>
-                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Messaging Title" textAlignment="natural" lineBreakMode="tailTruncation" numberOfLines="0" baselineAdjustment="alignBaselines" adjustsFontForContentSizeCategory="YES" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="rzo-9i-rXZ">
+                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Messaging Title" textAlignment="natural" lineBreakMode="tailTruncation" numberOfLines="0" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="rzo-9i-rXZ">
                                 <rect key="frame" x="70" y="3" width="678" height="20.333333333333332"/>
                                 <accessibility key="accessibilityConfiguration" identifier="banner-message-title-view"/>
                                 <fontDescription key="fontDescription" style="UICTFontTextStyleHeadline"/>
@@ -135,7 +135,7 @@
                             <view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="jER-Re-ODh">
                                 <rect key="frame" x="20" y="52" width="772" height="271"/>
                                 <subviews>
-                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" verticalCompressionResistancePriority="1000" text="Message Title" textAlignment="center" lineBreakMode="tailTruncation" numberOfLines="0" baselineAdjustment="alignBaselines" adjustsFontForContentSizeCategory="YES" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="Edi-DJ-cR8">
+                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" verticalCompressionResistancePriority="1000" text="Message Title" textAlignment="center" lineBreakMode="tailTruncation" numberOfLines="0" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="Edi-DJ-cR8">
                                         <rect key="frame" x="318" y="20" width="430" height="34"/>
                                         <constraints>
                                             <constraint firstAttribute="height" constant="34" identifier="Title Label Height Constraint" id="Gzz-dd-hYn" userLabel="Title Label Height Constraint"/>