CI: updated repo name for twrp-builder dt

.travis.yml

@@ -10,7 +10,7 @@ before_script:
 - tar -xJf twrp.tar.xz --directory $HOME/twrp/ && rm twrp.tar.xz
 script:
   - cd $HOME/twrp/ && git clone https://github.com/TwrpBuilder/android_device_samsung_a3y17lte.git device/samsung/a3y17lte
-  - git clone https://github.com/TwrpBuilder/device_generic_twrpbuilder.git device/generic/twrpbuilder
+  - git clone https://github.com/TwrpBuilder/android_device_generic_twrpbuilder.git device/generic/twrpbuilder
   - rm -rf bootable/recovery && git clone https://github.com/omnirom/android_bootable_recovery.git bootable/recovery
   - |
     docker run --rm -i -v "$(pwd):/root/twrp/:rw,z" surendrajat/twrp-builder bash << EOF