Some minor Tramp changes

* lisp/net/tramp-adb.el (tramp-adb-handle-make-process):
Fix error message.

* lisp/net/tramp-cache.el (tramp-dump-connection-properties):
Remove `tramp-null-hop'.

* lisp/net/tramp-message.el (tramp-message, tramp-backtrace)
(tramp-error): Handle VEC being nil.

* lisp/net/tramp.el (tramp-null-hop): Add ;;;###tramp-autoload cookie.
Use pseudo method "local".
(tramp-file-name-unify): IF VEC is nil, set it to `tramp-null-hop'.
(tramp-set-completion-function): Support also functions with
METHOD as argument.
(tramp-get-completion-methods): Add argument HOP.
(tramp-completion-handle-file-name-all-completions): Use it.
(tramp-call-process-region): Set VEC if nil.
10 jobs for master in 237 minutes and 35 seconds (queued for 4 seconds)
Status Job ID Name Coverage
  Build Images
passed #73098
build-image-inotify

01:59:10

 
  Normal
failed #73099
test-all-inotify

01:44:51

 
  Platform Images
failed #73100
build-image-eglot

02:28:43

failed #73102
build-image-gnustep

02:30:57

failed #73101
build-image-tree-sitter

02:30:53

 
  Platforms
skipped #73103
test-eglot
skipped #73105
test-gnustep
skipped #73104
test-tree-sitter
 
  Native Comp Images
passed #73106
build-native-comp-speed2

02:44:52

 
  Native Comp
failed #73107
test-native-comp-speed2

01:12:32

 
Name Stage Failure
failed
test-native-comp-speed2 Native Comp
$ find ${test_name} ! \( -name "*.log" -o -name ${EMACS_TEST_JUNIT_REPORT} \) -type f -delete
$ find ${test_name} -type d -depth -exec rmdir {} + 2>/dev/null
Uploading artifacts...
test-native-comp-speed2-c122cc83/: found 527 matching files
Uploading artifacts to coordinator... ok
id=73107 responseStatus=201 Created token=CRQjg7R6
Uploading artifacts...
test-native-comp-speed2-c122cc83/junit-test-report.xml: found 1 matching files

Uploading artifacts to coordinator... ok
id=73107 responseStatus=201 Created token=CRQjg7R6
ERROR: Job failed: exit code 2
failed
test-all-inotify Normal
$ find ${test_name} ! \( -name "*.log" -o -name ${EMACS_TEST_JUNIT_REPORT} \) -type f -delete
$ find ${test_name} -type d -depth -exec rmdir {} + 2>/dev/null
Uploading artifacts...
test-all-inotify-c122cc83/: found 527 matching files
Uploading artifacts to coordinator... ok
id=73099 responseStatus=201 Created token=3TmCs7n7
Uploading artifacts...
test-all-inotify-c122cc83/junit-test-report.xml: found 1 matching files

Uploading artifacts to coordinator... ok
id=73099 responseStatus=201 Created token=3TmCs7n7
ERROR: Job failed: exit code 2
failed
build-image-gnustep Platform Images
net/http: request canceled (Client.Timeout exceeded while awaiting headers)
Running after_script
Running after script...
$ test -n "$(docker ps -aq -f name=${test_name})" && docker cp ${test_name}:checkout/test ${test_name}
$ test -n "$(docker ps -aq -f name=${test_name})" && docker rm ${test_name}
$ find ${test_name} ! \( -name "*.log" -o -name ${EMACS_TEST_JUNIT_REPORT} \) -type f -delete
find: build-image-gnustep-c122cc83: No such file or directory
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1

failed
build-image-tree-sitter Platform Images
ba92f9b71416: Retrying in 1 second
a71ca197d3c7: Retrying in 1 second
net/http: request canceled (Client.Timeout exceeded while awaiting headers)
Running after script...
$ test -n "$(docker ps -aq -f name=${test_name})" && docker cp ${test_name}:checkout/test ${test_name}
$ test -n "$(docker ps -aq -f name=${test_name})" && docker rm ${test_name}
$ find ${test_name} ! \( -name "*.log" -o -name ${EMACS_TEST_JUNIT_REPORT} \) -type f -delete
find: build-image-tree-sitter-c122cc83: No such file or directory
ERROR: Job failed: exit code 1
failed
build-image-eglot Platform Images
837b7a7f67ed: Retrying in 2 seconds
837b7a7f67ed: Retrying in 1 second
net/http: request canceled (Client.Timeout exceeded while awaiting headers)
Running after script...
$ test -n "$(docker ps -aq -f name=${test_name})" && docker cp ${test_name}:checkout/test ${test_name}
$ test -n "$(docker ps -aq -f name=${test_name})" && docker rm ${test_name}
$ find ${test_name} ! \( -name "*.log" -o -name ${EMACS_TEST_JUNIT_REPORT} \) -type f -delete
find: build-image-eglot-c122cc83: No such file or directory
ERROR: Job failed: exit code 1