Core: add .present_frame event replacing swapbuffers call

Note that on e.g. web platform, swapbuffers is not an explicit call.
We also need a signal that the frame has been submitted and finished,
and this is it.

Signed-off-by: Stephen Gutekanst <stephen@hexops.com>

src/module/module.zig

@@ -342,6 +342,7 @@ pub fn Modules(comptime modules: anytype) type {
             options: DispatchOptions,
             injectable: anytype,
         ) !void {
+            @setEvalBranchQuota(10000);
             // TODO: optimize to reduce send contention
             // TODO: parallel / multi-threaded dispatch
             // TODO: PGO