NextBSD/src d7d4326bin/pkill/tests pkill-j_test.sh pgrep-j_test.sh

Increase timeouts so tests have more chances to succeed
on MIPS64EB in QEMU.

Sponsored by:   DARPA, AFRL
Sponsored by:   HEIF5
DeltaFile
+4-4bin/pkill/tests/pkill-j_test.sh
+3-3bin/pkill/tests/pgrep-j_test.sh
+7-72 files

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