Bump Spotless and Proguard (#921)

This proguard version now matches what is in libs.versions.toml
Spotless is a patch update.

Author: runningcode

buildSrc/src/main/java/Dependencies.kt

@@ -16,7 +16,7 @@ object LibsVersion {
 object Libs {
     fun agp(version: String) = "com.android.tools.build:gradle:$version"
     val AGP = "com.android.tools.build:gradle:${BuildPluginsVersion.AGP}"
-    const val PROGUARD = "com.guardsquare:proguard-gradle:7.1.0"
+    const val PROGUARD = "com.guardsquare:proguard-gradle:7.5.0"
 }
 
 object CI {

gradle/libs.versions.toml

@@ -18,7 +18,7 @@ kotlinAndroid = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
 kotlinSpring = { id = "org.jetbrains.kotlin.plugin.spring", version.ref = "kotlin" }
 kapt = { id = "org.jetbrains.kotlin.kapt", version.ref = "kotlin" }
 dokka = { id = "org.jetbrains.dokka", version = "1.8.10" }
-spotless = { id = "com.diffplug.spotless", version = "7.0.0" }
+spotless = { id = "com.diffplug.spotless", version = "7.0.4" }
 groovyGradlePlugin = { id = "dev.gradleplugins.groovy-gradle-plugin", version = "1.2" }
 mavenPublish = { id = "com.vanniktech.maven.publish", version = "0.27.0" }
 androidApplication = { id = "com.android.application", version.ref = "agp" }