Fix setting GIF limits, implement limits for GIF animations #1141

Job	Run time
Fuzz targets (cargo-fuzz)	4m 10s
cargo-deny	21s
build_benchmarks	44s
Fuzz targets (afl)	1m 25s
clippy	2m 11s
public_private_dependencies	18s
rustfmt	11s
test_avif	1m 13s
test_avif_decoding	1m 16s
test_big_endian	1m 0s
test_big_endian (default)	2m 20s
test_features	28s
test_toolchains (1.61.0)	40s
test_big_endian (webp)	1m 12s
test_features (default)	1m 26s
verify_msrv	2m 7s
test_toolchains (nightly)	1m 26s
test_big_endian (webp-encoder)	2m 11s
test_features (gif)	39s
test_toolchains (beta)	1m 27s
test_features (jpeg)	32s
test_features (png)	27s
test_features (tiff)	39s
test_features (ico)	40s
test_features (pnm)	38s
test_features (tga)	23s
test_features (webp)	30s
test_features (bmp)	32s
test_features (hdr)	34s
test_features (dxt)	38s
test_features (dds)	29s
test_features (farbfeld)	37s
test_features (openexr)	44s
test_features (jpeg_rayon)	43s
test_features (webp-encoder)	56s
	35m 47s

Provide feedback