replace code names with gfx names

Change-Id: I5e0b96a0b474b16cfa92077a30a5b80b7230254b

hipamd/docs/markdown/hip_kernel_language.md

@@ -680,7 +680,7 @@ The user can specify the target for which the binary can be generated. HIP/HCC d
 The file format for binary is `.co` which means Code Object. The following command builds the code object using `hipcc`.
 
 `hipcc --genco --target-isa=[TARGET GPU] [INPUT FILE] -o [OUTPUT FILE]`
-```[TARGET GPU] = fiji/hawaii
+```[TARGET GPU] = gfx803/gfx701
 [INPUT FILE] = Name of the file containing kernels
 [OUTPUT FILE] = Name of the generated code object file```