chore(helm): update image tccr.io/tccr/alpine digest to 9a9ffc1 (#31379)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [tccr.io/tccr/alpine](https://redirect.github.com/truecharts/public) |
digest | `b253939` -> `9a9ffc1` |

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charts/library/common/Chart.yaml

@@ -48,4 +48,4 @@ sources:
   - https://hub.docker.com/_/
   - https://hub.docker.com/r/mikefarah/yq
 type: library
-version: 25.4.11
+version: 25.4.12

charts/library/common/values.yaml

@@ -494,7 +494,7 @@ codeserverImage:
 
 alpineImage:
   repository: tccr.io/tccr/alpine
-  tag: v3.21.2@sha256:b25393956a2e693711e9de978f5a884c88f51064d64bb48e7f699fbe75d430b6
+  tag: v3.21.2@sha256:9a9ffc16f1f069874465aec0e8e716a4ac934eb30ee093ddfae4dc8aac47cb84
   pullPolicy: IfNotPresent
 
 scratchImage: