AK+LibMedia+LibWeb+Tests: Implement buffered ranges for various formats #30928

Job	Run time
Linux, x86_64, Sanitizer, Clang / CI	2m 50s
Linux, x86_64, All_Debug, Clang / CI	12m 58s
Linux, x86_64, Release, GNU / CI	1m 50s
Windows, x86_64, Sanitizer, ClangCL / CI	4m 46s
Linux, arm64, Sanitizer, Clang / CI	13m 3s
Linux, x86_64, Fuzzers, Clang / CI	2m 26s
macOS, arm64, Sanitizer, Clang / CI	13m 3s
	50m 56s

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