enable 32 mb /tmp for raspberry

target/config/Config.in.runtime

@@ -22,8 +22,8 @@ config ADK_RUNTIME_PASSWORD
 
 config ADK_RUNTIME_TMPFS_SIZE
 	string "size of /tmp in memory (kB)"
-	default "16384" if ADK_TARGET_SYSTEM_IBM_X40
-	default "16384" if ADK_TARGET_SYSTEM_RASPBERRY_PI
+	default "32768" if ADK_TARGET_SYSTEM_IBM_X40
+	default "32768" if ADK_TARGET_SYSTEM_RASPBERRY_PI
 	default "2048"
 	help
 	  Size of /tmp in memory in Kilobyte.