[Autobackout][FunctionalRegression]Revert of change: 777fa89: Add error for printf unsupported addr space

Implement the error msg when for printf() is used private address space.
    Currently, IGC supports global or constant address space for printf().
    Support for private addr space can be added in the future.

Author: sys-igc

IGC/Compiler/Optimizer/OpenCLPasses/OpenCLPrintf/OpenCLPrintfResolution.cpp

@@ -391,9 +391,7 @@ void OpenCLPrintfResolution::removeExcessArgs()
 
     Value* formatString = formatStringArgDesc->value;
     IGC::SHADER_PRINTF_TYPE dataType = formatStringArgDesc->argType;
-    if (dataType != SHADER_PRINTF_STRING_LITERAL) {
-        m_CGContext->EmitError("First printf argument has to contain a string literal.", formatString);
-    }
+    IGC_ASSERT(dataType == SHADER_PRINTF_STRING_LITERAL);
 
     if (auto GV = dyn_cast<GlobalVariable>(formatString))
     {