Configure signing tasks for linux native targets (#1063)

A followup for https://github.com/JetBrains/skiko/pull/1051

skiko/buildSrc/src/main/kotlin/tasks/configuration/CommonTasksConfiguration.kt

@@ -15,6 +15,7 @@ import supportWasm
 import toTitleCase
 import java.io.File
 import skiaVersion
+import supportNativeLinux
 
 fun skiaHeadersDirs(skiaDir: File): List<File> =
     listOf(
@@ -154,6 +155,27 @@ fun Project.configureSignAndPublishDependencies() {
             }
         }
     }
+
+    if (supportNativeLinux) {
+        val publishLinuxX64 = "publishLinuxX64PublicationTo"
+        val publishLinuxArm64 = "publishLinuxArm64PublicationTo"
+        val signLinuxArm64Publication = "signLinuxArm64Publication"
+        val signLinuxX64Publication = "signLinuxX64Publication"
+
+        tasks.configureEach {
+            when {
+                name.startsWith(publishLinuxX64) -> {
+                    dependsOn(signLinuxArm64Publication)
+                    dependsOn(signLinuxX64Publication)
+                }
+
+                name.startsWith(publishLinuxArm64) -> {
+                    dependsOn(signLinuxArm64Publication)
+                    dependsOn(signLinuxX64Publication)
+                }
+            }
+        }
+    }
 }
 
 fun KotlinTarget.generateVersion(