ci: no longer require real name

This goes in accordance with the Linux Kernel:

> using a known identity (sorry, no anonymous contributions.)

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?id=HEAD#n442

Signed-off-by: Paul Spooren <mail@aparcar.org>
(cherry picked from commit 7e6cd98ad481184b1a620a9862aa3713d1ab85cc)
(cherry picked from commit 10d7b7847f)

.github/workflows/formal.yml

@@ -34,14 +34,6 @@ jobs:
               RET=1
             fi
 
-            author="$(git show -s --format=%aN $commit)"
-            if echo $author | grep -q '\S\+\s\+\S\+'; then
-              success "Author name ($author) seems ok"
-            else
-              err "Author name ($author) need to be your real name 'firstname lastname'"
-              RET=1
-            fi
-
             subject="$(git show -s --format=%s $commit)"
             if echo "$subject" | grep -q -e '^[0-9A-Za-z,+/_-]\+: ' -e '^Revert '; then
               success "Commit subject line seems ok ($subject)"