Add OpenBSD 

Index: GhidraBuild/LaunchSupport/src/main/java/ghidra/launch/AppConfig.java
--- GhidraBuild/LaunchSupport/src/main/java/ghidra/launch/AppConfig.java.orig
+++ GhidraBuild/LaunchSupport/src/main/java/ghidra/launch/AppConfig.java
@@ -438,6 +438,7 @@ public class AppConfig {
 					new File(localAppDataDirPath, appName + "/" + userSettingsDirName);
 				break;
 			case LINUX:
+			case OPEN_BSD:
 				userSettingsDir =
 					new File(userHomeDir, ".config/" + appName + "/" + userSettingsDirName);
 				break;
