Updates compression benchmarks parameters and distributions with data from August 2025

PiperOrigin-RevId: 794767839
Change-Id: If8022dcfcba79f206d12c3245e6d710f9a43c7e4

Author: liyuying0000

fleetbench/compression/compression_parameters/compression_level_external.csv

@@ -1,18 +1,16 @@
-Brotli,Fleet,1,2,5,6,11
-Brotli,0,2,5
-Brotli,1,2
-Brotli,2,2
-Brotli,3,2
-Flate,Fleet,1,3,4,5,6,7,8,9
-Flate,0,5,6
-Flate,1,5,6,8
-ZSTD,Fleet,-7,-5,-3,-1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,20
-ZSTD,0,-1,0,1
-ZSTD,1,-5,-3,-1,1,2,3,4,5,6,8,9,14,16
-ZSTD,2,-5,-3,-1,1,2,3,4,5,6,8,9,14,16
-ZSTD,3,1,3,4
-ZSTD,4,1,3,4
-ZSTD,5,-1,1,3,4
-ZSTD,6,-1,0,1,7,11
-ZSTD,7,-1,1,12
-ZSTD,8,0,1,2,3,4
+Brotli,Fleet,1,2,3,4,5,6,7,8,9,11
+Brotli,0,4,5
+Brotli,1,5,6
+Brotli,2,6
+Flate,Fleet,1,3,4,5,6,7,8,9
+ZSTD,Fleet,-7,-5,-3,-2,-1,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,18,20,22
+ZSTD,0,-1,1,2,3,4,5
+ZSTD,1,-5,-3,-1,1,2,3,4,6,7,8,9,11,14
+ZSTD,2,-5,-3,-1,1,2,3,4,6,7,8,9,11,14
+ZSTD,3,-1,3
+ZSTD,4,-1,1,3,9
+ZSTD,5,-1,1,3
+ZSTD,6,-1,1,2,3,4,12
+ZSTD,7,-2,-1,1,2,3,4
+ZSTD,8,3,10
+ZSTD,9,-1,1,2,3,4,5,7