Drop DRG

* Fingerprint dead post QPR3, logs unclear.
* No active maintainer has this anymore.

Change-Id: I30f8c5067bcad7377f5e4f59ae7b28b2ac5e9b50

_data/devices/DRG.yml

@@ -19,7 +19,7 @@ install_method: fastboot_nokia
 is_ab_device: true
 is_unlockable: false
 kernel: {repo: android_kernel_nokia_sdm660, version: '4.4'}
-maintainers: [npjohnson, theimpulson]
+maintainers: []
 models: [TA-1083]
 name: '6.1 Plus'
 network: [2G GSM, 3G UMTS, 4G LTE]