Fix up Eshell 'require's after previous dependency reshuffle.

* lisp/eshell/em-unix.el:
* lisp/eshell/em-script.el:
* lisp/eshell/em-pred.el:
* lisp/eshell/em-dirs.el:
* lisp/eshell/em-alias.el:
Fix up 'require's to silence byte-compiler.

* lisp/eshell/esh-util.el (eshell-read-hosts-file): Don't limit number
of entries per line.  Preserve the structure.
(eshell-read-hosts): Adjust accordingly.
1 job for master in 60 minutes and 1 second (queued for 3 seconds)
Status Job ID Name Coverage
  Test
failed #1288
test-all

01:00:01

 
Name Stage Failure
failed
test-all Test The script exceeded the maximum execution time set for the job
make -C test check-expensive
make[1]: Entering directory '/builds/emacs/emacs/test'
rm -f ./*.tmp
make[2]: Entering directory '/builds/emacs/emacs/test'
make[3]: Entering directory '/builds/emacs/emacs/test'
ELC lisp/net/tramp-tests.elc
GEN lisp/net/tramp-tests.log
Pulling docker image gitlab/gitlab-runner-helper:x86_64-f100a208 ...
ERROR: Job failed: execution took longer than 1h0m0s seconds