Check for mkfs.btrfs even after running the apt-get commands

Author: JohnTheCoolingFan

packages/bsp/common/usr/bin/armbian-install

@@ -681,9 +681,11 @@ format_disk()
 				"\nFailed to install btrfs-progs\n\nThe log file has been written to $logfile" 5 60
 				exit  15
 			fi
-		else
-			dialog --title "$title" --backtitle "$backtitle" --colors --infobox\
-			"\nCannot proceed without btrfs-progs" 5 60
+		fi
+
+		if ! command -v mkfs.btrfs; then
+			dialog --title "$title" --backtitle "$backtitle" --colors\
+			--infobox "\nmkfs.btrfs not found, cannot proceed" 5 60
 			exit 12
 		fi
 	fi