allow plugin to run on java 17 env

Author: MagicTeaMC

build.gradle

@@ -13,7 +13,7 @@ version = '1.7.4'
 // Java Configuration
 java {
     toolchain {
-        languageVersion = JavaLanguageVersion.of(21)
+        languageVersion = JavaLanguageVersion.of(17)
     }
 }
 
@@ -71,7 +71,7 @@ repositories {
 }
 
 dependencies {
-    compileOnly 'io.papermc.paper:paper-api:1.21.11-R0.1-SNAPSHOT'
+    compileOnly 'io.papermc.paper:paper-api:1.20.4-R0.1-SNAPSHOT'
 
     implementation 'net.kyori:adventure-platform-bukkit:4.4.1'
     implementation 'net.kyori:adventure-text-minimessage:4.26.1'
@@ -88,7 +88,7 @@ dependencies {
     compileOnly 'me.clip:placeholderapi:2.12.2'
     compileOnly files('./libs/Residence5.1.4.3.jar')
     compileOnly 'com.github.angeschossen:LandsAPI:7.17.2'
-    compileOnly 'com.sk89q.worldguard:worldguard-bukkit:7.0.14'
+    compileOnly 'com.sk89q.worldguard:worldguard-bukkit:7.0.9'
     compileOnly 'com.github.GriefPrevention:GriefPrevention:16.18.4'
 }