Update dependency io.papermc.paper:paper-api to v26 (#187)

* Update dependency io.papermc.paper:paper-api to v26

* fix missing java declarations

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Yannick Lamprecht <yannicklamprecht@live.de>

Author: renovate[bot]

build.gradle.kts

@@ -35,7 +35,7 @@ allprojects {
         withSourcesJar()
         withJavadocJar()
         toolchain {
-            languageVersion.set(JavaLanguageVersion.of(21))
+            languageVersion.set(JavaLanguageVersion.of(25))
         }
     }
 

plugin-paper/build.gradle.kts

@@ -40,7 +40,7 @@ tasks {
     }
 
     runServer {
-        minecraftVersion("1.21.11")
+        minecraftVersion("26.1.2")
     }
 }
 
@@ -66,7 +66,7 @@ bukkit {
     name = "PluginJam"
     main = "de.chojo.pluginjam.PluginJam"
     website = "https://github.com/devcordde/plugin-jam-bot"
-    apiVersion = "1.21"
+    apiVersion = "26.1"
     version = rootProject.version.toString()
     authors = listOf("Taucher2003", "RainbowdashLabs")
 }

settings.gradle.kts

@@ -35,7 +35,7 @@ dependencyResolutionManagement {
             bundle("eldoutil", listOf("eldoutil-plugin"))
 
             library("velocity", "com.velocitypowered:velocity-api:3.4.0")
-            library("paper", "io.papermc.paper:paper-api:1.19.2-R0.1-SNAPSHOT")
+            library("paper", "io.papermc.paper:paper-api:26.1.2.build.53-stable")
             plugin("shadow", "com.gradleup.shadow").version("9.4.1")
             plugin("pluginyml", "net.minecrell.plugin-yml.bukkit").version("0.6.0")
             plugin("spotless", "com.diffplug.spotless").version("8.4.0")