Set useLineSpacingFromFallbacks when measuring text

Summary:
Changelog: [internal]

When paper measures text, it sets `useLineSpacingFromFallbacks` flag on the Layout object. In Fabric this was missing and can cause incorrect layout.

Reviewed By: JoshuaGross

Differential Revision: D23845441

fbshipit-source-id: 538f440cdbbf8df2cba0458837b80db103888113

ReactAndroid/src/main/java/com/facebook/react/views/text/TextLayoutManager.java

@@ -326,14 +326,19 @@ private static Layout createLayout(
                 0.f,
                 includeFontPadding);
       } else {
-        layout =
+        StaticLayout.Builder builder =
             StaticLayout.Builder.obtain(text, 0, spanLength, textPaint, (int) width)
                 .setAlignment(Layout.Alignment.ALIGN_NORMAL)
                 .setLineSpacing(0.f, 1.f)
                 .setIncludePad(includeFontPadding)
                 .setBreakStrategy(textBreakStrategy)
-                .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL)
-                .build();
+                .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL);
+
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
+          builder.setUseLineSpacingFromFallbacks(true);
+        }
+
+        layout = builder.build();
       }
     }
     return layout;