build(deps): bump third-party/wayland-protocols from `ee78491` to `3eab2dc`

• 3eab2dc build: bump version to 1.50
• aac4eff meson: Don't build enum headers in strict mode
• b9edf66 presentation-time: add flags to differentiate variable and fixed refresh rates
• 35d9638 treewide: fix typos
• 682ae76 staging/color-management: fix a link to the book
• aa62366 xx-image-capture-color-management-v1: new protocol
• 250f930 tests: add missing includes for dependencies
• 819004a xx-hotkey-v1: global hotkey protocol
• 5a430a6 xx-zones: Clarify that the the item position always includes its frame
• afb614d stable/linux-dmabuf: Spell out rules around format_table events
• See full diff in compare view

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