[OOB] Upgrades 'flex' to '1.17.0'

[SvcGitHubPATagentoperatorimages]

Automated OOB update requested by SvcGitHubPATagentoperatorimages.

Agent: flex
Version: 1.16.0 -> 1.17.0

[github-actions]

Images built:

dotnet-core: ghcr.io/contrast-security-oss/agent-operator-images/agent-dotnet-core@sha256:292f749bf2b5a395eed8a90526f08d12f5cc5d61e2b943f7821c428c44d3b2a9
dotnet-framework: ghcr.io/contrast-security-oss/agent-operator-images/agent-dotnet-framework@sha256:4a0ce9713727d1c2844a443adc5e9e4c103c6e04d8f638759422facc0cabd82c
java: ghcr.io/contrast-security-oss/agent-operator-images/agent-java@sha256:f6fc242ae33f411d1b254018158c02910b03aaef45476a090161e93b39130094
nodejs: ghcr.io/contrast-security-oss/agent-operator-images/agent-nodejs@sha256:608f493565c8e4113e3f14255cfd43d580eece53c369d400502b665de4a6e0c2
php: ghcr.io/contrast-security-oss/agent-operator-images/agent-php@sha256:c009b687f97d11d2dbad5f12a5ba3916550e0f658bafdb9051f1542ad9dfbfb0
python: ghcr.io/contrast-security-oss/agent-operator-images/agent-python@sha256:61cd3cbaa978418b5690d51d87789654a78a7ebff376974f56940519c8b4c655
flex: ghcr.io/contrast-security-oss/agent-operator-images/agent-flex@sha256:076b0b1196f7d115a1b0ec8494ca9f950818693e5d056fe4facd3abe9c3d1aef