build: update thespian to use separate cbor package

src/renderer/vaxis/renderer.zig

@@ -52,6 +52,11 @@ pub const Error = error{
     CodepointTooLarge,
     TtyInitError,
     TtyWriteError,
+    InvalidFloatType,
+    InvalidArrayType,
+    InvalidPIntType,
+    JsonIncompatibleType,
+    NotAnObject,
 } || std.Thread.SpawnError;
 
 pub fn init(allocator: std.mem.Allocator, handler_ctx: *anyopaque, no_alternate: bool, _: *const fn (ctx: *anyopaque) void) Error!Self {