AK+LibMedia+LibWeb+Tests: Implement buffered ranges for various formats #30929

Job	Run time
Linux, arm64, Sanitizer, Clang / CI	58m 11s
Linux, x86_64, Fuzzers, Clang / CI	6m 17s
macOS, arm64, Sanitizer, Clang / CI	34m 59s
Windows, x86_64, Sanitizer, ClangCL / CI	11m 41s
Linux, x86_64, Sanitizer, Clang / CI	14m 9s
Linux, x86_64, All_Debug, Clang / CI	18m 39s
Linux, x86_64, Release, GNU / CI	6m 15s
	2h 30m 11s

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