Fix artifacts caused by delayed release of MppPacket data #1075

Job	Run time
build_debian / Build FFmpeg (bullseye, amd64)	57m 28s
build_portable_mac / Build Portable FFmpeg (macos-13, x86_64)	55m 29s
build_portable_linux / Build Portable FFmpeg (amd64)	1h 51m 6s
build_debian / Build FFmpeg (bullseye, arm64)	15m 34s
build_portable_mac / Build Portable FFmpeg (macos-14, arm64)	19m 45s
build_portable_linux / Build Portable FFmpeg (arm64)	1h 44m 20s
build_portable_windows / Build Portable FFmpeg (win64)	38m 9s
build_debian / Build FFmpeg (bullseye, armhf)	14m 55s
build_debian / Build FFmpeg (bookworm, amd64)	1h 7m 4s
build_portable_windows_clang / Build Portable FFmpeg (CLANG64, win64)	1h 8m 58s
build_debian / Build FFmpeg (bookworm, arm64)	14m 57s
build_ubuntu / Build FFmpeg (focal, amd64)	1h 4m 25s
build_debian / Build FFmpeg (bookworm, armhf)	13m 58s
build_ubuntu / Build FFmpeg (focal, arm64)	16m 57s
build_ubuntu / Build FFmpeg (focal, armhf)	14m 56s
build_ubuntu / Build FFmpeg (jammy, amd64)	58m 55s
build_ubuntu / Build FFmpeg (jammy, arm64)	15m 54s
build_ubuntu / Build FFmpeg (jammy, armhf)	14m 57s
build_ubuntu / Build FFmpeg (noble, amd64)	1h 8m 55s
build_ubuntu / Build FFmpeg (noble, arm64)	16m 41s
build_ubuntu / Build FFmpeg (noble, armhf)	14m 36s
build_portable_windows / Publish Portable Release	0s
build_portable_mac / Publish Portable Release	0s
build_debian / Publish Release	0s
build_ubuntu / Publish Release	0s
build_portable_windows_clang / Publish Portable Release	0s
build_portable_linux / Publish Portable Release	0s
	14h 27m 59s

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