SIGSEGV when running a basic jester 0.6.0 server in nim 2.0 on M1 Mac
I have a simple file:
```nim
import htmlgen
import jester

routes:
  get "/":
    resp h1("Hello world")
```

and when I compile, I get the following output:
```
$ nim c -r --gc:orc src/server
command line(1, 2) Warning: `gc:option` is deprecated; use `mm:option` instead [Deprecated]
Hint: used config file '/Users/steven/.choosenim/toolchains/nim-2.0.0/config/nim.cfg' [Conf]
Hint: used config file '/Users/steven/.choosenim/toolchains/nim-2.0.0/config/config.nims' [Conf]
Hint: mm: orc; threads: on; opt: none (DEBUG BUILD, `-d:release` generates faster code)
10086 lines; 0.027s; 10.484MiB peakmem; proj: /Users/steven/source/github/questdb-partition-manager/src/server; out: /Users/steven/source/github/questdb-partition-manager/src/server [SuccessX]
Hint: /Users/steven/source/github/questdb-partition-manager/src/server [Exec]
INFO Jester is making jokes at http://0.0.0.0:5000
Starting 8 threads
Listening on port 5000
Traceback (most recent call last)
/Users/steven/.nimble/pkgs/httpbeast-0.4.1/httpbeast.nim(83) eventLoop
/Users/steven/.choosenim/toolchains/nim-2.0.0/lib/system/orc.nim(46) nimIncRefCyclic
SIGSEGV: Illegal storage access. (Attempt to read from nil?)
Error: execution of an external program failed: '/Users/steven/source/github/questdb-partition-manager/src/server'
```

Nim Info
```
$ nim -V
Nim Compiler Version 2.0.0 [MacOSX: amd64]
Compiled at 2023-08-13
Copyright (c) 2006-2023 by Andreas Rumpf

active boot switches: -d:release
```