Bump deps version 2025 06 (#1040)

* Bump deps versions 2025-06

* Set update interval from weekly to monthly

Author: jonolehagemo

.github/dependabot.yml

@@ -3,8 +3,7 @@ updates:
   - package-ecosystem: gradle
     directory: "/"
     schedule:
-      interval: weekly
-      day: wednesday
+      interval: monthly
       time: "03:00"
       timezone: Europe/Oslo
     open-pull-requests-limit: 20
@@ -13,17 +12,15 @@ updates:
     versioning-strategy: increase
     directory: "/web-frontend"
     schedule:
-      interval: weekly
-      day: wednesday
+      interval: monthly
       time: "03:00"
       timezone: Europe/Oslo
     open-pull-requests-limit: 20
 
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: weekly
-      day: wednesday
+      interval: monthly
       time: "03:00"
       timezone: Europe/Oslo
     open-pull-requests-limit: 10

gradle/libs.versions.toml

@@ -17,10 +17,10 @@ devtools-ksp-version = "2.1.10-1.0.31"
 micronaut-application-version = "4.5.3"
 siouan-frontend-jdk21-version = "10.0.0"
 # to be removed
-assertj-core-version = "3.26.3"
+assertj-core-version = "3.27.3"
 
 micronaut-platform-version = "4.8.3"
-micronaut-serde-jackson-version = "2.13.0"
+micronaut-serde-jackson-version = "2.15.0"
 
 [libraries]
 # Kotlin