fix: rebase flint v2 migration onto upstream main

Signed-off-by: Gregor Zeitlinger <gregor.zeitlinger@grafana.com>

Author: zeitlinger

.github/renovate-tracked-deps.json

@@ -148,6 +148,7 @@
   },
   "integration-tests/it-spring-boot-smoke-test/pom.xml": {
     "maven": [
+      "com.diffplug.spotless:spotless-maven-plugin",
       "io.prometheus:it-common",
       "io.prometheus:prometheus-metrics-bom",
       "org.junit:junit-bom",
@@ -413,6 +414,7 @@
   },
   "prometheus-metrics-parent/pom.xml": {
     "maven": [
+      "com.diffplug.spotless:spotless-maven-plugin",
       "org.apache.maven.plugins:maven-gpg-plugin",
       "org.apache.maven.plugins:maven-source-plugin",
       "org.sonatype.central:central-publishing-maven-plugin"

mise.toml

@@ -5,9 +5,7 @@
 "cargo:xmloxide" = "0.4.1"
 "github:google/google-java-format" = "1.26.0"
 actionlint = "1.7.10"
-"cargo:xmloxide" = "0.4.1"
 editorconfig-checker = "v3.6.1"
-"github:google/google-java-format" = "1.26.0"
 java = "temurin-25.0.2+10.0.LTS"
 lychee = "0.23.0"
 node = "24.14.0"