[TopAppBar] Fix title fade mode collapsing title position errors.

Flinging the AppBarLayout can cause a negative number to be passed to CollapsingTextHelper#calculateOffsets, causing the collapsed title in fade mode to be positioned incorrectly.

PiperOrigin-RevId: 374704850
(cherry picked from commit 0ef2e91)

lib/java/com/google/android/material/internal/CollapsingTextHelper.java

@@ -19,6 +19,7 @@
 import static androidx.core.util.Preconditions.checkNotNull;
 import static android.text.Layout.Alignment.ALIGN_NORMAL;
 import static androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP;
+import static java.lang.Math.max;
 import static java.lang.Math.min;
 
 import android.animation.TimeInterpolator;
@@ -548,7 +549,7 @@ private void calculateOffsets(final float fraction) {
       } else {
         textBlendFraction = 1F;
         currentDrawX = collapsedDrawX;
-        currentDrawY = collapsedDrawY - currentOffsetY;
+        currentDrawY = collapsedDrawY - max(0, currentOffsetY);
 
         setInterpolatedTextSize(collapsedTextSize);
       }