Set ADSP_LIBRARY_PATH in snpemodel_pyx

selfdrive/modeld/runners/snpemodel_pyx.pyx

@@ -1,6 +1,7 @@
 # distutils: language = c++
 # cython: c_string_encoding=ascii
 
+import os
 from libcpp cimport bool
 from libcpp.string cimport string
 
@@ -9,6 +10,8 @@ from selfdrive.modeld.models.commonmodel_pyx cimport CLContext
 from selfdrive.modeld.runners.runmodel_pyx cimport RunModel
 from selfdrive.modeld.runners.runmodel cimport RunModel as cppRunModel
 
+os.environ['ADSP_LIBRARY_PATH'] = "/data/pythonpath/third_party/snpe/dsp/"
+
 cdef class SNPEModel(RunModel):
   def __cinit__(self, string path, float[:] output, int runtime, bool use_tf8, CLContext context):
     self.model = <cppRunModel *> new cppSNPEModel(path, &output[0], len(output), runtime, use_tf8, context.context)