jruby can't install via asdf due to missing jruby-openssl

I've tried to install jruby with asdf in Ubuntu but it fails. Here is the output:

```
$ asdf install ruby jruby-9.2.11.1
Downloading jruby-bin-9.2.11.1.tar.gz...
-> https://dqw8nmjcqpjn7.cloudfront.net/f10449c82567133908e5e1ac076438307a7f0916f617f40fa314b78873a195dc
Installing jruby-9.2.11.1...

BUILD FAILED (Ubuntu 20.04 using ruby-build 20200520)

Inspect or clean up the working tree at /tmp/ruby-build.20200816171924.13325.AlplG2
Results logged to /tmp/ruby-build.20200816171924.13325.log

Last 10 log lines:
Via: 1.1 ca4d42b1568d18e9383473e6c150f2e3.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: EWR52-C2
X-Amz-Cf-Id: tXy2wcuP8F-dLeMeGFQUYPirCePYJED8VJc3TKMXnwmIe39ksfBNsg==
Age: 7369

/tmp/ruby-build.20200816171924.13325.AlplG2/jruby-9.2.11.1 /tmp/ruby-build.20200816171924.13325.AlplG2 ~/projects/jesse
ERROR: Loading command: install (NameError)
cannot load (ext) (org.jruby.ext.openssl.OpenSSL)
ERROR: While executing gem ... (NoMethodError)
undefined method `invoke_with_build_args' for nil:NilClass
```

System info:

```
$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.04 LTS
Release: 20.04
Codename: focal
```