Switch back to non-SkSL matrix color filter for all clients

Chrome never made the switch, and if we want to support stripping SkSL
in CPU builds, we'll want to backtrack here a bit.

Change-Id: I46aba6d0bddd09f6c37a90d9b996e3e28ce66c68
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/419157
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>

src/core/SkColorFilter_Matrix.cpp

@@ -156,7 +156,7 @@ static sk_sp<SkColorFilter> MakeMatrix(const float array[20],
     if (!sk_floats_are_finite(array, 20)) {
         return nullptr;
     }
-#if defined(SK_SUPPORT_LEGACY_RUNTIME_EFFECTS)
+#if 1
     return sk_make_sp<SkColorFilter_Matrix>(array, domain);
 #else
     const bool alphaUnchanged = SkScalarNearlyEqual(array[15], 0)