ui: Switch to alertmanager V2 API and fix default email template

[JBWatenbergScality]

Component:

ui

Context:

Following to Alert Manager Bump the test email feature from the UI wasn't working correctly (alertmanager v1 api has been deprecated).

[bert-e]

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[bert-e]

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[JBWatenbergScality]

/approve

[bert-e]

Integration data created

I have created the integration data for the additional destination branches.

• this pull request will merge bugfix/use-alert-manager-v2-api into
  development/127.0
• w/128.0/bugfix/use-alert-manager-v2-api will be merged into development/128.0

The following branches will NOT be impacted:

• development/123.0
• development/124.0
• development/124.1
• development/125.0
• development/126.0
• development/2.0
• development/2.1
• development/2.10
• development/2.11
• development/2.2
• development/2.3
• development/2.4
• development/2.5
• development/2.6
• development/2.7
• development/2.8
• development/2.9

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The following options are set: approve

[bert-e]

Waiting for approval

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• one peer

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• @thomasdanan

• @m4nch0t

• @aprucolimartins

• @xaf-scality

• @TeddyAndrieux

• @JBWatenbergScality

• @ezekiel-alexrod

• @eg-ayoub

• @ChengYanJin

The following options are set: approve

[bert-e]

In the queue

The changeset has received all authorizations and has been added to the
relevant queue(s). The queue(s) will be merged in the target development
branch(es) as soon as builds have passed.

The changeset will be merged in:

• ✔️ development/127.0

• ✔️ development/128.0

The following branches will NOT be impacted:

• development/123.0
• development/124.0
• development/124.1
• development/125.0
• development/126.0
• development/2.0
• development/2.1
• development/2.10
• development/2.11
• development/2.2
• development/2.3
• development/2.4
• development/2.5
• development/2.6
• development/2.7
• development/2.8
• development/2.9

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The following options are set: approve

[bert-e]

I have successfully merged the changeset of this pull request
into targetted development branches:

• ✔️ development/127.0

• ✔️ development/128.0

The following branches have NOT changed:

• development/123.0
• development/124.0
• development/124.1
• development/125.0
• development/126.0
• development/2.0
• development/2.1
• development/2.10
• development/2.11
• development/2.2
• development/2.3
• development/2.4
• development/2.5
• development/2.6
• development/2.7
• development/2.8
• development/2.9

Please check the status of the associated issue None.

Goodbye jbwatenbergscality.