bluedroid: mark dequant_long_* as extern variables

components/bt/host/bluedroid/external/sbc/decoder/srce/dequant.c

@@ -112,8 +112,8 @@
 #define SBC_DEQUANT_SCALING_FACTOR 1.38019122262781f
 #endif
 
-const OI_UINT32 dequant_long_scaled[17];
-const OI_UINT32 dequant_long_unscaled[17];
+extern const OI_UINT32 dequant_long_scaled[17];
+extern const OI_UINT32 dequant_long_unscaled[17];
 
 /** Scales x by y bits to the right, adding a rounding factor.
  */