Handle the case where 'vtable-update-object' doesn't find old object

* lisp/emacs-lisp/vtable.el (vtable-update-object): If OLD-OBJECT
is not found, don't call ELT, since SEQ-POSITION may return nil.
(Bug#69664)
10 jobs for master in 114 minutes and 13 seconds (queued for 3 minutes and 5 seconds)
Status Job ID Name Coverage
  Build Images
failed #82542
build-image-inotify

01:54:09

 
  Normal
skipped #82543
test-all-inotify
 
  Platform Images
failed #82544
build-image-eglot

01:54:07

failed #82546
build-image-gnustep

01:50:35

failed #82545
build-image-tree-sitter

01:54:08

 
  Platforms
skipped #82547
test-eglot
skipped #82549
test-gnustep
skipped #82548
test-tree-sitter
 
  Native Comp Images
failed #82550
build-native-comp-speed2

01:50:33

 
  Native Comp
skipped #82551
test-native-comp-speed2
 
Name Stage Failure
failed
build-image-gnustep Platform Images There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job log
failed
build-native-comp-speed2 Native Comp Images There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job log
failed
build-image-tree-sitter Platform Images There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job log
failed
build-image-inotify Build Images There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job log
failed
build-image-eglot Platform Images There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job log