Specify float value in ParagraphLayoutManager (#37660)

Summary:
React-Native-Windows had to override this file because we treat certain warning as errors. This fix adds in the "f suffix" to remove the unspecified float error.

## Changelog:
[GENERAL] [FIXED] - Specify float value in ParagraphLayoutManager

Pull Request resolved: #37660

Test Plan: Tested with RNW tests

Reviewed By: NickGerleman

Differential Revision: D46560099

Pulled By: javache

fbshipit-source-id: de593cbe60677533f5194ab8fd7e650607b5829e

packages/react-native/ReactCommon/react/renderer/components/text/ParagraphLayoutManager.cpp

@@ -58,7 +58,7 @@ bool ParagraphLayoutManager::shoudMeasureString(
 
   bool hasMaximumSizeChanged =
       layoutConstraints.maximumSize.width != lastAvailableWidth_;
-  Float threshold = 0.01;
+  Float threshold = 0.01f;
   bool doesMaximumSizeMatchLastMeasurement =
       std::abs(
           layoutConstraints.maximumSize.width -