do case-insensitive comparison for `lead_security_dependency` experim… #1937

Job	Run time
date-version	1s
Deploy (bundler, bundler)	37s
Deploy (cargo, cargo)	1m 20s
Deploy (composer, composer)	1m 44s
Deploy (docker, docker)	36s
Deploy (elm, elm)	36s
Deploy (git_submodules, gitsubmodule)	35s
Deploy (github_actions, github-actions)	31s
Deploy (go_modules, gomod)	1m 58s
Deploy (gradle, gradle)	35s
Deploy (hex, mix)	1m 49s
Deploy (maven, maven)	32s
Deploy (npm_and_yarn, npm)	1m 44s
Deploy (nuget, nuget)	3m 16s
Deploy (pub, pub)	1m 24s
Deploy (python, pip)	1m 49s
Deploy (swift, swift)	4m 0s
Deploy (devcontainers, devcontainers)	56s
Deploy (terraform, terraform)	42s
	24m 45s

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