chore(deps): update thomaspoignant/go-feature-flag docker tag to v1.31.2 (#330)

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This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| thomaspoignant/go-feature-flag | minor | `v1.26.0` -> `v1.31.2` |

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docker-compose.yaml

@@ -126,7 +126,7 @@ services:
       - '8016:8016'
 
   go-feature-flag:
-    image: thomaspoignant/go-feature-flag:v1.26.0
+    image: thomaspoignant/go-feature-flag:v1.31.2
     volumes:
       - ./config/go-feature-flag:/goff/
     ports: