Fix StaticLayout maxLineHeight warning

Test: atest cts/tests/tests/widget/src/android/widget/cts/TextViewTest.java
Test: atest cts/tests/tests/text/src/android/text/cts/StaticLayoutTest.java
Test: atest frameworks/base/core/tests/coretests/src/android/text/StaticLayoutTest.java
Test: Visual inspection on apk’s provided in b/28988744#3

Bug: 67678695
Change-Id: Ia2de14bc06022fd963b6cc677404906efbe8b70a