[OOB] Upgrades 'php' to '1.37.0'

[SvcGitHubPATagentoperatorimages]

Automated OOB update requested by SvcGitHubPATagentoperatorimages.

Agent: php
Version: 1.36.0 -> 1.37.0

[github-actions]

Images built:

dotnet-core: ghcr.io/contrast-security-oss/agent-operator-images/agent-dotnet-core@sha256:9e9e259471568a4bb740715f7409c00ed5276be4b95218cd9a8914a69a53cc67
dotnet-framework: ghcr.io/contrast-security-oss/agent-operator-images/agent-dotnet-framework@sha256:ad5225cee1e8aaec25985a4dba6b24476046656e6d87c5d4ee576c0e6bdb59a4
java: ghcr.io/contrast-security-oss/agent-operator-images/agent-java@sha256:4e9237b3b709e7f17eab2afddaa27800f3fd1c36bfcc050f7f5180b137bf110c
nodejs: ghcr.io/contrast-security-oss/agent-operator-images/agent-nodejs@sha256:76d6d3323bae7c2441291a431d377f7d0feec2a349bf11012cac13b8baeb25a3
php: ghcr.io/contrast-security-oss/agent-operator-images/agent-php@sha256:90519cc62b6f3609021da1c53df134150933323aa9c3cb79b6265750bdf7c0da
python: ghcr.io/contrast-security-oss/agent-operator-images/agent-python@sha256:3f40fd63f22a1b155ca585512f79fd18d7b5966eb47a212e236edca358b94de7