Update to Gradle 7.3 (#4640)

* Update to Gradle 7.3

* Copy in protobuf-conventions from SDK

* Scala

conventions/build.gradle.kts

@@ -41,6 +41,7 @@ dependencies {
   implementation("com.google.guava:guava:30.1-jre")
   implementation("gradle.plugin.com.google.protobuf:protobuf-gradle-plugin:0.8.17")
   implementation("gradle.plugin.com.github.jengelman.gradle.plugins:shadow:7.0.0")
+  implementation("gradle.plugin.com.google.protobuf:protobuf-gradle-plugin:0.8.17")
   implementation("org.ow2.asm:asm:9.1")
   implementation("org.ow2.asm:asm-tree:9.1")
   implementation("org.apache.httpcomponents:httpclient:4.5.13")

conventions/src/main/kotlin/otel.scala-conventions.gradle.kts

@@ -14,4 +14,12 @@ tasks {
       classpath = classpath.plus(files(scala.classesDirectory))
     }
   }
+
+  // Gradle sets scala compiler version to toolchain vesion, not target version
+  // https://github.com/gradle/gradle/issues/18211
+  withType<ScalaCompile>().configureEach {
+    scalaCompileOptions.apply {
+      additionalParameters = additionalParameters.orEmpty() + "-target:jvm-1.8"
+    }
+  }
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionSha256Sum=f581709a9c35e9cb92e16f585d2c4bc99b2b1a5f85d2badbd3dc6bff59e1e6dd
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.3-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
+distributionSha256Sum=de8f52ad49bdc759164f72439a3bf56ddb1589c4cde802d3cec7d6ad0e0ee410

gradlew

@@ -1,7 +1,7 @@
 #!/bin/sh
 
 #
-# Copyright © 2015-2021 the original authors.
+# Copyright © 2015-2021 the original authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -32,10 +32,10 @@
 #       Busybox and similar reduced shells will NOT work, because this script
 #       requires all of these POSIX shell features:
 #         * functions;
-#         * expansions «$var», «${var}», «${var:-default}», «${var+SET}»,
-#           «${var#prefix}», «${var%suffix}», and «$( cmd )»;
-#         * compound commands having a testable exit status, especially «case»;
-#         * various built-in commands including «command», «set», and «ulimit».
+#         * expansions «$var», «${var}», «${var:-default}», «${var+SET}»,
+#           «${var#prefix}», «${var%suffix}», and «$( cmd )»;
+#         * compound commands having a testable exit status, especially «case»;
+#         * various built-in commands including «command», «set», and «ulimit».
 #
 #   Important for patching:
 #