SD_JSON_BUILD_PAIR() conversions with coccinelle script (#39858)

diff --cc src/core/varlink-dynamic-user.c
Simple merge

diff --cc src/dissect/dissect.c
Simple merge

diff --cc src/machine/machined-varlink.c
Simple merge

diff --cc src/measure/measure-tool.c
Simple merge

diff --cc src/shared/dns-rr.c
Simple merge

diff --cc src/shared/userdb.c
Simple merge