GPII-4279: Improved the DPI tests

[stegru]

Hoping to stop the random DPI test failure, by re-checking the output for a few seconds until it matches the expected.

05:20:12.698:  jq: FAIL: Module "Windows Display Settings Handler Tests" Test name "Testing setScreenDpi " - Message: setScreenDpi 1
05:20:12.698:  jq: Expected: {
    "actual": 1,
    "configured": 1,
    "minimum": 0,
    "maximum": 1
}
05:20:12.698:  jq: Actual: {
    "configured": 1,
    "minimum": 0,
    "maximum": 0,
    "actual": 0
}

[gpii-bot]

CI job failed: https://ci.gpii.net/job/windows-tests/1145/

[gpii-bot]

CI job failed: https://ci.gpii.net/job/windows-tests/1146/

[stegru]

ok to test

[gpii-bot]

CI job failed: https://ci.gpii.net/job/windows-tests/1147/

[stegru]

ok to test

[gpii-bot]

CI job failed: https://ci.gpii.net/job/windows-tests/1148/

[stegru]

ok to test

[gpii-bot]

CI job failed: https://ci.gpii.net/job/windows-tests/1149/

[stegru]

ok to test

[gpii-bot]

CI job passed: https://ci.gpii.net/job/windows-tests/1153/

[stegru]

ok to test

[gpii-bot]

CI job failed: https://ci.gpii.net/job/windows-tests/1154/