doc/guide/admin/{backends,monitoringslapd}.sdf: typos

3 jobs for typos in 53 minutes and 8 seconds (queued for 3 seconds)
Name Stage Failure
build-openssl-heimdal-lloadd Build
make[1]: *** [Makefile:289: test] Error 2
make[1]: Leaving directory '/builds/dpa-openldap/openldap/obj/tests'
make: *** [Makefile:299: test] Error 2
Uploading artifacts for failed job
Uploading artifacts...
obj/tests/testrun/: found 23 matching files and directories

obj/servers/: found 865 matching files and directories

Uploading artifacts as "archive" to coordinator... ok
id=8942 responseStatus=201 Created token=HepknTm-
Cleaning up file based variables
ERROR: Job failed: exit code 1