Updated Guava to 30.0 to resolve SNYK-JAVA-COMGOOGLEGUAVA-1015415

Relevant info: google/guava#4011. We never
used it but better prevent this in the future.

build.gradle

@@ -12,7 +12,7 @@ repositories {
 
 dependencies {
     implementation 'org.apache.commons:commons-math3:3.6.1'
-    implementation 'com.google.guava:guava:28.0-jre'
+    implementation 'com.google.guava:guava:30.0-jre'
     implementation 'net.sf.trove4j:trove4j:3.0.3'
 
     implementation 'ru.windcorp.fork.io.github.java-graphics:glm:1.0.1'
@@ -76,4 +76,4 @@ dependencies {
 	if (lwjglNatives == "natives-macos") runtimeOnly "org.lwjgl:lwjgl-vulkan::$lwjglNatives"
 }
 
-// LWJGL END
+// LWJGL END