Use buildSrc to deduplicate build logic (#262)

orx-time-operators/build.gradle

@@ -1,20 +0,0 @@
-sourceSets {
-    demo {
-        java {
-            srcDirs = ["src/demo/kotlin"]
-            compileClasspath += main.getCompileClasspath()
-            runtimeClasspath += main.getRuntimeClasspath()
-        }
-    }
-}
-
-dependencies {
-    implementation project(":orx-parameters")
-
-    demoImplementation(project(":orx-camera"))
-    demoImplementation(libs.openrndr.application)
-    demoImplementation(libs.openrndr.extensions)
-    demoRuntimeOnly(libs.openrndr.gl3.core)
-    demoRuntimeOnly(libs.openrndr.gl3.natives)
-    demoImplementation(sourceSets.getByName("main").output)
-}

orx-time-operators/build.gradle.kts

@@ -0,0 +1,9 @@
+plugins {
+    org.openrndr.extra.convention.`kotlin-jvm`
+}
+
+dependencies {
+    implementation(libs.openrndr.application)
+    implementation(libs.openrndr.math)
+    implementation(project(":orx-parameters"))
+}