Switch precise-engine over to plugin based version

buildroot-external/Config.in

@@ -170,5 +170,6 @@ menu "Mycroft A.I. Personal Assistant"
 	source "$BR2_EXTERNAL_OPENVOICEOS_PATH/package/mycroft-splash/Config.in"
 menu "Mycroft A.I. Plugins"
 	source "$BR2_EXTERNAL_OPENVOICEOS_PATH/package/python-jarbas-stt-plugin-chromium/Config.in"
+	source "$BR2_EXTERNAL_OPENVOICEOS_PATH/package/python-jarbas-wake-word-plugin-precise/Config.in"
 endmenu
 endmenu

buildroot-external/board/raspberrypi4-64/rootfs-overlay/home/.local/share/precise03/christopher-precise.pb.params

@@ -0,0 +1 @@
+{"window_t": 0.1, "hop_t": 0.05, "buffer_t": 1.5, "sample_rate": 16000, "sample_depth": 2, "n_mfcc": 13, "n_filt": 20, "n_fft": 512}

buildroot-external/board/raspberrypi4-64/rootfs-overlay/home/.local/share/precise03/hey-mycroft-2.pb.params

@@ -0,0 +1 @@
+{"window_t": 0.1, "hop_t": 0.05, "buffer_t": 1.5, "sample_rate": 16000, "sample_depth": 2, "n_mfcc": 13, "n_filt": 20, "n_fft": 512, "use_delta": false}