Create v3.0.1 change log

[Jiawei0227]

What type of PR is this?
/kind documentation

What this PR does / why we need it:
Create v3.0.1 change log

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

NONE

/cc @msau42

[xing-yang]

/lgtm
/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Jiawei0227, xing-yang

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[msau42]

/lgtm

[k8s-ci-robot]

@Jiawei0227: The following test failed, say /retest to rerun all failed tests:

Test name	Commit	Details	Rerun command
pull-kubernetes-csi-external-snapshotter-1-19-on-kubernetes-1-19	9b0d651	link	/test pull-kubernetes-csi-external-snapshotter-1-19-on-kubernetes-1-19

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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