Some systems failed to build for Quicklisp dist

[quicklisp]

Building with SBCL 2.1.7.62-417920f09 / ASDF 3.3.5 for quicklisp dist creation.

Trying to build commit id 78c3e5a

defmain-test fails to build with the following error:

; caught ERROR:
;   READ error during COMPILE-FILE: Package QL does not exist. Line: 78, Column: 15, File-Position: 2396 Stream: #<SB-INT:FORM-TRACKING-STREAM for "file /home/quicklisp/quicklisp-controller/dist/build-cache/defmain/6806d9d0569921604afc79a7468eed9bd9aebbd8/defmain-20210918-git/src/defmain.lisp" {101E655783}>
...
Unhandled UIOP/LISP-BUILD:COMPILE-FILE-ERROR in thread #<SB-THREAD:THREAD "main thread" RUNNING {1001BF0103}>: COMPILE-FILE-ERROR while compiling #<CL-SOURCE-FILE "defmain/defmain" "file-type">

defmain fails to build with the following error:

; caught ERROR:
;   READ error during COMPILE-FILE: Package QL does not exist. Line: 78, Column: 15, File-Position: 2396 Stream: #<SB-INT:FORM-TRACKING-STREAM for "file /home/quicklisp/quicklisp-controller/dist/build-cache/defmain/6806d9d0569921604afc79a7468eed9bd9aebbd8/defmain-20210918-git/src/defmain.lisp" {1009A688A3}>
...
Unhandled UIOP/LISP-BUILD:COMPILE-FILE-ERROR in thread #<SB-THREAD:THREAD "main thread" RUNNING {1001BF0103}>: COMPILE-FILE-ERROR while compiling #<CL-SOURCE-FILE "defmain/defmain" "file-type">

Full log here

[svetlyak40wt]

@quicklisp this issue should be fixed by 55b6414 commit.