Rewrite plugin, use filenames in lockfile

fixtures/projects/basic/basic-java-project/groovy/build.gradle

@@ -0,0 +1,12 @@
+plugins {
+    id 'java'
+}
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    implementation 'com.squareup.okio:okio:2.2.2'
+    implementation 'com.squareup.moshi:moshi:1.8.0'
+}

fixtures/projects/basic/basic-java-project/kotlin/build.gradle.kts

@@ -0,0 +1,12 @@
+plugins {
+    java
+}
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    implementation("com.squareup.okio:okio:2.2.2")
+    implementation("com.squareup.moshi:moshi:1.8.0")
+}

fixtures/projects/basic/basic-kotlin-project/kotlin/build.gradle.kts

@@ -0,0 +1,30 @@
+val kotlinVersion = "1.6.21"
+val spekVersion = "2.0.9"
+
+plugins {
+    application
+    kotlin("jvm") version "1.6.21"
+}
+
+dependencies {
+    compileOnly(kotlin("stdlib"))
+    implementation("com.natpryce:konfig:1.6.10.0")
+    implementation("com.github.pengrad:java-telegram-bot-api:4.6.0")
+    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.3")
+    implementation("org.jetbrains.exposed:exposed-core:0.50.1")
+    implementation("org.jetbrains.exposed", "exposed-dao", "0.50.1")
+    implementation("org.jetbrains.exposed", "exposed-jdbc", "0.50.1")
+    implementation("org.jetbrains.exposed", "exposed-jodatime", "0.50.1")
+    implementation("io.javalin:javalin:3.7.0")
+    implementation("org.slf4j:slf4j-simple:1.8.0-beta4")
+    implementation(group = "org.xerial", name = "sqlite-jdbc", version = "3.30.1")
+    implementation("org.postgresql:postgresql:42.2.2")
+    implementation("com.fasterxml.jackson.core:jackson-databind:2.10.1")
+    testImplementation("org.spekframework.spek2:spek-dsl-jvm:$spekVersion")
+    testRuntimeOnly("org.spekframework.spek2:spek-runner-junit5:$spekVersion")
+    testCompileOnly("com.winterbe:expekt:0.5.0")
+}
+
+repositories {
+    mavenCentral()
+}