[CPU] Fixed BF16 Matmul inference precision

Author: dmitry-gorokhov

src/plugins/intel_cpu/src/nodes/executors/fullyconnected_implementations.cpp

@@ -46,7 +46,7 @@ static const TypeMapping dnnlFCTypeMapping {
     {{_f32 | _bf16 | _f16, _any, _any, _i8 | _u8},       pt(bypass(), bypass(), use<0>(), use<0>())},
     // compresses float weights which do not match input data precision
     {{_f32, _half_float, _any, _any | _any},             pt(bypass(), bypass(), use<0>(), use<0>())},
-    {{_bf16, _f16, _any, _any | _any},                   pt(bypass(), bypass(), use<0>(), use<0>())},
+    {{_bf16, _f16 | _f32, _any, _any | _any},            pt(bypass(), bypass(), use<0>(), use<0>())},
     {{_f16, _bf16, _any, _any | _any},                   pt(bypass(), bypass(), use<0>(), use<0>())},
     // quantization configuration (@todo more strict requrements for output precision?)
     {{_u8 | _i8, _i8, _any, _any},                       pt(bypass(), bypass(), bypass(), use<3>())},