Update bbernhard/signal-cli-rest-api Docker tag to v0.94 (#258)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

build/charts/signal-cli/values.yaml

@@ -8,7 +8,7 @@ image:
   repository: bbernhard/signal-cli-rest-api
   pullPolicy: IfNotPresent
   # Overrides the image tag whose default is the chart appVersion.
-  tag: "0.93"
+  tag: "0.94"
 
 imagePullSecrets: []
 nameOverride: ""