[S] Change in coreboot[master]: Update arm-trusted-firmware submodule to upstream master

[build bot (Jenkins) (Code Review)]

build bot (Jenkins) has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/68651 )

Change subject: Update arm-trusted-firmware submodule to upstream master
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Patch Set 1:

(6 comments)

Commit Message:

Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-160990):
https://review.coreboot.org/c/coreboot/+/68651/comment/46ef8780_0e08e55f 
PS1, Line 9: Updating from commit id c45d2febb:
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Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-160990):
https://review.coreboot.org/c/coreboot/+/68651/comment/3926f227_b5424bab 
PS1, Line 12: to commit id 61fe7826d:
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Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-160990):
https://review.coreboot.org/c/coreboot/+/68651/comment/c521310b_bd4764a1 
PS1, Line 15: This brings in 10 new commits:
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Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-160990):
https://review.coreboot.org/c/coreboot/+/68651/comment/65db28ab_9c771b03 
PS1, Line 17: cf17f7c45 Merge "chore(rpi3): remove redundant code" into integration
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Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-160990):
https://review.coreboot.org/c/coreboot/+/68651/comment/93a8ca9d_093f3b2d 
PS1, Line 19: 60c439435 docs(maintainers): add NPU driver owners
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Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-160990):
https://review.coreboot.org/c/coreboot/+/68651/comment/5f1a14b5_ffd3a555 
PS1, Line 22: 0271eddb0 feat(fvp): build delegated attestation in BL31
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