chore: update node-driver-registrar and liveness-probe images

[aramase]

Signed-off-by: Anish Ramasekar anish.ramasekar@gmail.com

Reason for Change:

• Updates node-driver-registrar to v2.1.0
• Updates liveness-probe to v2.2.0 as this contains fixes for memory leak issues.

Issue Fixed:

Credit Where Due:

Does this change contain code from or inspired by another project?

• No
• Yes

If "Yes," did you notify that project's maintainers and provide attribution?

• No
• Yes

Requirements:

• uses conventional commit messages
• includes documentation
• adds unit tests
• tested upgrade from previous version

Notes:

[aramase]

/cc @andyzhangx

[codecov]

Codecov Report

Merging #4278 (687ba36) into master (b9c9dda) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #4278   +/-   ##
=======================================
  Coverage   72.06%   72.06%           
=======================================
  Files         141      141           
  Lines       21686    21686           
=======================================
  Hits        15628    15628           
  Misses       5107     5107           
  Partials      951      951           

Impacted Files	Coverage Δ
pkg/api/k8s_versions.go	100.00% <ø> (ø)
pkg/engine/templates_generated.go	43.42% <ø> (ø)

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[jackfrancis]

/lgtm

[acs-bot]

[APPROVALNOTIFIER] This PR is APPROVED

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