Bump version to 1.37.32, Emscripten invalidates cache after pthreads library restructuring.
diff --git a/emscripten-version.txt b/emscripten-version.txt
index 116163c..bb7160d 100644
--- a/emscripten-version.txt
+++ b/emscripten-version.txt
@@ -1 +1 @@
-"1.37.31"
+"1.37.32"