Fix faulty kserve tests (red-hat-data-services#1005)

* refactor query keyword

Signed-off-by: bdattoma <[email protected]>

* fix canary test + needed refactor

Signed-off-by: bdattoma <[email protected]>

* increase timeout for minreplicas change

Signed-off-by: bdattoma <[email protected]>

* revert erroneus edits

Signed-off-by: bdattoma <[email protected]>

* fix typo

Signed-off-by: bdattoma <[email protected]>

* fix skip json load logic

Signed-off-by: bdattoma <[email protected]>

* increase query number in canary test (attempt)

Signed-off-by: bdattoma <[email protected]>

* increase queries for autoscale stability (attempt)

Signed-off-by: bdattoma <[email protected]>

* fix autoscaling test

Signed-off-by: bdattoma <[email protected]>

* remove old yq from poetry - fix hw req test

Signed-off-by: bdattoma <[email protected]>

* remove unused variable

Signed-off-by: bdattoma <[email protected]>

* fix robocop alerts and add documentations

Signed-off-by: bdattoma <[email protected]>

* fix suite doc

Signed-off-by: bdattoma <[email protected]>

* remove unused variable

Signed-off-by: bdattoma <[email protected]>

* fix teardown of custom requests/limits

Signed-off-by: bdattoma <[email protected]>

* fix line too long alert

Signed-off-by: bdattoma <[email protected]>

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Signed-off-by: bdattoma <[email protected]>