Some systems failed to build for Quicklisp dist

[Zach Beane]

Building with SBCL 2.2.1 / ASDF 3.3.5 for quicklisp dist creation.

Trying to build commit id c6735bb

mgl-example fails to build because of a failure in mgl.

mgl fails to build with the following error:

; caught ERROR:
;   READ error during COMPILE-FILE: Package SWANK-MOP does not exist. Line: 250, Column: 42, File-Position: 8788 Stream: #<SB-INT:FORM-TRACKING-STREAM for "file /home/quicklisp/quicklisp-controller/dist/build-cache/mgl/7b9c7192c333a4d30078f577b80ba5e69497c904/mgl-20220215-git/src/util.lisp" {10118A2E23}>
...
Unhandled UIOP/LISP-BUILD:COMPILE-FILE-ERROR in thread #<SB-THREAD:THREAD "main thread" RUNNING {1001B98003}>: COMPILE-FILE-ERROR while compiling #<CL-SOURCE-FILE "mgl" "src" "util">

mgl/test fails to build because of a failure in mgl.

Full log here

[Gábor Melis]

That's what I get for only testing under Slime. Fixed in 4b1800a.