Add executable flags back to make_skia_wasm.sh

.gitignore

diff --git a/.gitignore b/.gitignore
index 3410bbb..563e7e5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -81,3 +81,4 @@
 /build/macosx
 /build/android
 /skia/dependencies/skia_rive_optimized
+/skia/dependencies/skia-experimental

skia/dependencies/make_skia_wasm.sh

diff --git a/skia/dependencies/make_skia_wasm.sh b/skia/dependencies/make_skia_wasm.sh
old mode 100644
new mode 100755