doc: cut v4.5.0 release

[andyzhangx]

What type of PR is this?
/kind documentation

What this PR does / why we need it:
doc: cut v4.5.0 release

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

git checkout -b cut-v4.5.0
sed -i 's/v4.4.0/v4.5.0/g' Makefile
vi README.md
cd charts/
sed -i 's/v4.4.0/v4.5.0/g' README.md
sed -i 's/: canary/: v4.5.0/g' latest/csi-driver-nfs/values.yaml
sed -i 's/gcr.io\/k8s-staging-sig-storage\/nfsplugin/registry.k8s.io\/sig-storage\/nfsplugin/g' latest/csi-driver-nfs/values.yaml
sed -i 's/: latest/: v4.5.0/g' latest/csi-driver-nfs/Chart.yaml
sed -i 's/: v0.0.0/: v4.5.0/g' latest/csi-driver-nfs/Chart.yaml
cd latest
helm package csi-driver-nfs
git rm csi-driver-nfs-v0.0.0.tgz
git add csi-driver-nfs-v4.5.0.tgz
cd ..
cp latest/ v4.5.0 -r
cd v4.5.0/
helm package csi-driver-nfs
cd ../../
helm repo index charts --url=https://raw.githubusercontent.com/kubernetes-csi/csi-driver-nfs/master/charts
cd ./deploy/
sed -i 's/:canary/:v4.5.0/g' *.yaml
sed -i 's/gcr.io\/k8s-staging-sig-storage/registry.k8s.io\/sig-storage/g' *.yaml
mkdir v4.5.0
cp *.yaml v4.5.0/
cd ../docs/
cp install-csi-driver-master.md install-csi-driver-v4.5.0.md
grep master install-csi-driver-v4.5.0.md
sed -i 's/master/v4.5.0/g' install-csi-driver-v4.5.0.md
cd ..
vi docs/install-nfs-csi-driver.md
git add charts/ deploy/ docs/
$git_commit
# second commit to revert back to latest version
sed -i 's/registry.k8s.io\/sig-storage\/nfsplugin:v4.5.0/gcr.io\/k8s-staging-sig-storage\/nfsplugin:canary/g' deploy/*.yaml
sed -i 's/: v4.5.0/: canary/g' charts/latest/csi-driver-nfs/values.yaml
sed -i 's/registry.k8s.io\/sig-storage\/nfsplugin/gcr.io\/k8s-staging-sig-storage\/nfsplugin/g' charts/latest/csi-driver-nfs/values.yaml
sed -i 's/appVersion: v4.5.0/appVersion: latest/g' charts/latest/csi-driver-nfs/Chart.yaml
sed -i 's/version: v4.5.0/version: v0.0.0/g' charts/latest/csi-driver-nfs/Chart.yaml
cd charts/latest
helm package csi-driver-nfs
git add csi-driver-nfs-v0.0.0.tgz
git rm csi-driver-nfs-v4.5.0.tgz
cd ../..
helm repo index charts --url=https://raw.githubusercontent.com/kubernetes-csi/csi-driver-nfs/master/charts
$git_commit
git push origin cut-v4.5.0

Does this PR introduce a user-facing change?:

doc: cut v4.5.0 release

[k8s-ci-robot]

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