doc: update new chart versions

[andyzhangx]

What type of PR is this?

/kind documentation

What this PR does / why we need it:
doc: update new chart versions

git checkout master
git pull
git checkout -b add-chart-versions11

sed -i 's/v1.24.7/v1.24.8/g' README.md
sed -i 's/v1.24.7/v1.24.8/g' docs/install-blob-csi-driver.md
sed -i 's/v1.24.7/v1.24.8/g' charts/README.md

sed -i 's/v1.25.3/v1.25.4/g' README.md
sed -i 's/v1.25.3/v1.25.4/g' docs/install-blob-csi-driver.md
sed -i 's/v1.25.3/v1.25.4/g' charts/README.md

sed -i 's/v1.26.0/v1.26.1/g' README.md
sed -i 's/v1.26.0/v1.26.1/g' docs/install-blob-csi-driver.md
sed -i 's/1.26.0/1.26.1/g' charts/README.md

git diff

helm repo index charts --url=https://raw.githubusercontent.com/kubernetes-sigs/blob-csi-driver/master/charts
git add charts deploy docs
$git_commit
git push origin add-chart-versions11

Which issue(s) this PR fixes:

Fixes #1912

Requirements:

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

Special notes for your reviewer:

Release note:

none

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: andyzhangx

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