updating links to CLI issue template

[anaxceron]

Describe your pull request here: Fixing links for issuing issues in CLI repo; addressing Issue 3942

List the file(s) included in this PR: docs\user-guide\user-roadmap-zowe-cli.md, docs\getting-started\user-roadmap-client-sdk.md

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[github-actions]

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[github-actions]

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[t1m0thyj]

LGTM, thanks @anaxceron!

[adam-wolfe]

LGTM, thanks @anaxceron