Repo chores

[tiagolobocastro]

build: upgrade openssl and unsafe-yaml crates

This addresses new dependabot security alerts.

Signed-off-by: Tiago Castro <tiagolobocastro@gmail.com>

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ci: try to further sanitize commits before merging

Checks for a few common words and outputs the error if found.
These commits bring no value when browsing the history and should
be squashed onto the parent commit.
todo: We should also block duplicate commits, though unsure how
to do this atm.

Checks for duplicate commit subjects.

Signed-off-by: Tiago Castro <tiagolobocastro@gmail.com>

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test: upgrade asyncssh to address dependabot alert

Signed-off-by: Tiago Castro <tiagolobocastro@gmail.com>

[tiagolobocastro]

bors merge

[bors-openebs-mayastor]

Build succeeded:

• continuous-integration/jenkins/branch