fix(nextcloud): Update notify pushtag to version 1.2.0 (#39254)

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⚒️ Fixes  # <!--(issue)-->

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- [ ] 🪛 Bugfix
- [ ] ⚠️ Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- [ ] 🔃 Refactor of current code
- [ ] 📜 Documentation Changes

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**✔️ Checklist:**

- [x] ⚖️ My code follows the style guidelines of this project
- [x] 👀 I have performed a self-review of my own code
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- [ ] 📄 I have made changes to the documentation
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- [x] ⬆️ I increased versions for any altered app according to semantic
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**➕ App addition**

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---------

Signed-off-by: Alfred Göppel <43101280+alfi0812@users.noreply.github.com>

charts/premium/nextcloud/Chart.yaml

@@ -50,5 +50,4 @@ sources:
   - https://hub.docker.com/r/collabora/code
   - https://hub.docker.com/r/nginxinc/nginx-unprivileged
 type: application
-version: 36.7.15
-
+version: 37.0.0

charts/premium/nextcloud/values.yaml

@@ -13,7 +13,7 @@ imaginaryImage:
 hpbImage:
   repository: oci.trueforge.org/tccr/nextcloud-push-notify
   pullPolicy: IfNotPresent
-  tag: v0.7.0@sha256:1f21bdc741760e21b9f993c58524d889fca8a76610d5118d40028b187a134ed6
+  tag: v1.2.0@sha256:04099cc419dfa6d7e3971eac45cb1cb9628984342819f04553abd6abcb688334
 clamavImage:
   repository: docker.io/clamav/clamav
   pullPolicy: IfNotPresent