Fix PHP Volume (#842)

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# PR Details
## Description
PR #836 broke docker compose by accidentally removing volume tag for PHP
service. This PR undoes that change
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## Motivation and Context
PR #836 broke docker compose by accidentally removing volume tag for PHP
service. This PR undoes that change
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Dev Container
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Author: paulbourelly999

configuration/docker-compose.yml

@@ -42,6 +42,7 @@ services:
     tty: true
     environment:
       - TZ=${TZ:-America/New_York}
+    volumes
       - ssl-certs-volume:/etc/apache2/ssl:ro