dropped dependencies inherited from top-level build.gradle.kts, updated spotless config

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>

build.gradle.kts

@@ -12,7 +12,7 @@ spotless {
         target("**/src/**/java/**/*.java")
         removeUnusedImports()
         importOrder()
-        clangFormat("18.1.8").style("file:config/clang-format")
+        clangFormat("19.1.7").style("file:config/clang-format")
         licenseHeader("/* © SRSoftware 2024 */")
     }
 }

de.srsoftware.oidc.api/build.gradle

@@ -2,9 +2,6 @@
 description = 'SRSoftware OIDC: api'
 
 dependencies {
-    testImplementation platform('org.junit:junit-bom:5.10.0')
-    testImplementation 'org.junit.jupiter:junit-jupiter'
-
     implementation 'de.srsoftware:tools.optionals:1.0.0'
     implementation 'de.srsoftware:tools.util:1.1.0'
     implementation 'org.bitbucket.b_c:jose4j:0.9.6'