[OOB] Upgrades 'dotnet-core' to '4.4.0'

[SvcGitHubPATagentoperatorimages]

Automated OOB update requested by SvcGitHubPATagentoperatorimages.

Agent: dotnet-core
Version: 4.3.14 -> 4.4.0

[github-actions]

Images built:

dotnet-core: ghcr.io/contrast-security-oss/agent-operator-images/agent-dotnet-core@sha256:88692a53b8e6445110c7b71b6f2e54d41856546162413b65f7b272c04e190177
dotnet-framework: ghcr.io/contrast-security-oss/agent-operator-images/agent-dotnet-framework@sha256:68a4adfeb34561ee1f0e2a2ef989caeee7660609e42030b8fa6f5d2be57227fb
java: ghcr.io/contrast-security-oss/agent-operator-images/agent-java@sha256:bd8ceb03b0ffae66f63df83eef0f8bb580831653d6abc05bc9651d92c60ea750
nodejs: ghcr.io/contrast-security-oss/agent-operator-images/agent-nodejs@sha256:366ab3fc2cca9cbaff21670750fc2d1808a7def4e6ab42e1c03ffd0a33cc07bf
php: ghcr.io/contrast-security-oss/agent-operator-images/agent-php@sha256:b5359da4badb17818daebec5e2a21584dc4f42062c85e3ee6c36266f59383c30
python: ghcr.io/contrast-security-oss/agent-operator-images/agent-python@sha256:d77e12c01107c2a8c72f15f4cbe62ddb16d6f6664630f801d852c73ec23ee3b2