doc: cut v0.5.0 release

[andyzhangx]

What type of PR is this?
/kind documentation

What this PR does / why we need it:
doc: cut v0.5.0 release

Which issue(s) this PR fixes:

Fixes #

Requirements:

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

Special notes for your reviewer:

git checkout -b cut-v0.5.0
vi README.md
cd charts/
sed -i 's/v0.4.0/v0.5.0/g' README.md
cp latest/ v0.5.0 -r
cd v0.5.0/
grep latest ./* -R
sed -i 's/latest/v0.5.0/g' ./csi-driver-smb/*.yaml
helm package csi-driver-smb
git add csi-driver-smb-v0.5.0.tgz -f
cd ../../
helm repo index charts --url=https://raw.githubusercontent.com/kubernetes-csi/csi-driver-smb/master/charts
cd ./deploy/
mkdir v0.5.0
cp *.yaml v0.5.0/
cd v0.5.0/
grep latest ./* -R
sed -i 's/:latest/:v0.5.0/g' *.yaml
cd ..
grep latest ./* -R
sed -i 's/:latest/:v0.5.0/g' *.yaml
cd ../docs/
cp install-csi-driver-master.md install-csi-driver-v0.5.0.md
grep master install-csi-driver-v0.5.0.md
sed -i 's/master/v0.5.0/g' install-csi-driver-v0.5.0.md
cd ..
vi docs/install-smb-csi-driver.md
git add charts/ deploy/ docs/
make verify
# second commit to revert back to latest version
cd deploy
sed -i 's/:v0.5.0/:latest/g' *.yaml

Release note:

doc: cut v0.5.0 release

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: andyzhangx

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• OWNERS [andyzhangx]

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[coveralls]

Pull Request Test Coverage Report for Build 374449913

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 87.658%

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Totals
Change from base Build 360626698:	0.0%
Covered Lines:	625
Relevant Lines:	713

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💛 - Coveralls

[andyzhangx]

/hold
hold on until we supports ARM64: #151