Add compare_bootperf Script Adds a script that compares the contents of two different cbmem files. To be used by QA testers when generating bugs for bootperf failures. BUG=b:452114019 TEST=./compare_bootperf.sh test_data/cbmem_slow test_data/cbmem_fast 1000 Change-Id: Ie1d631c8a24e5a3aaa5525666d0a38dab16522f4 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crostestutils/+/7068937 Reviewed-by: Nick Vaccaro <[email protected]> Tested-by: Sean Carpenter <[email protected]> Commit-Queue: Sean Carpenter <[email protected]>