chore(images): fix some refs (#16749)

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- [ ] ⚙️ Feature/App addition
- [ ] 🪛 Bugfix
- [ ] ⚠️ Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- [ ] 🔃 Refactor of current code

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- [ ] ⚖️ My code follows the style guidelines of this project
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**➕ App addition**

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- [ ] 🪞 I have opened a PR on
[truecharts/containers](https://github.com/truecharts/containers) adding
the container to TrueCharts mirror repo.
- [ ] 🖼️ I have added an icon in the Chart's root directory called
`icon.png`

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charts/stable/nextcloud/values.yaml

@@ -1,5 +1,5 @@
 image:
-  repository: tccr.io/truecharts/nextcloud-fpm
+  repository: tccr.io/tccr/nextcloud-fpm
   pullPolicy: IfNotPresent
   tag: v28.0.1@sha256:41f597b1bf8a1d924d4246f2d4af52704fcab4464ca50dee6b5db930ebc50a18
 nginxImage:
@@ -7,11 +7,11 @@ nginxImage:
   pullPolicy: IfNotPresent
   tag: 1.25.3@sha256:f67dc757811b9140d83408152cf9dc9296ad4f6b7d1ffb87874ad4759842e2be
 imaginaryImage:
-  repository: tccr.io/truecharts/nextcloud-imaginary
+  repository: tccr.io/tccr/nextcloud-imaginary
   pullPolicy: IfNotPresent
   tag: v20230401@sha256:6a227d1b0200d29f25028e07b8852f60e3d91a5814048933e70eccee749dc04c
 hpbImage:
-  repository: tccr.io/truecharts/nextcloud-push-notify
+  repository: tccr.io/tccr/nextcloud-push-notify
   pullPolicy: IfNotPresent
   tag: v0.6.3@sha256:b9c35ab123354eeac3996e361f8c30b8e4de6d2ccd69e5179a7c2a101a67b46f
 clamavImage: