drm/amd/display: Fix out-of-bounds stream encoder index v3

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                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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                        "drivers/gpu/drm/amd/display/dc/resource/dcn315/dcn315_resource.c",
                        "drivers/gpu/drm/amd/display/dc/resource/dcn316/dcn316_resource.c",
                        "drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c",
                        "drivers/gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c",
                        "drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c",
                        "drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c"
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{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/gpu/drm/amd/display/dc/resource/dcn315/dcn315_resource.c",
                        "drivers/gpu/drm/amd/display/dc/resource/dcn316/dcn316_resource.c",
                        "drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c",
                        "drivers/gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c",
                        "drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c",
                        "drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c"
                    ],
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                            "version": "6.12.75",
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