Formatting change and correction to tolower function.

Author: rdeodhar

sycl/plugins/level_zero/usm_allocator.cpp

@@ -10,6 +10,7 @@
 #include <array>
 #include <bitset>
 #include <cassert>
+#include <cctype>
 #include <iomanip>
 #include <iostream>
 #include <list>
@@ -150,15 +151,15 @@ static class SetLimits {
 
     auto GetValue = [](std::string &Param, size_t Length) {
       size_t Multiplier = 1;
-      if (std::tolower(Param[Length - 1]) == 'k') {
+      if (tolower(Param[Length - 1]) == 'k') {
         Length--;
         Multiplier = 1024;
       }
-      if (std::tolower(Param[Length - 1]) == 'm') {
+      if (tolower(Param[Length - 1]) == 'm') {
         Length--;
         Multiplier = 1024 * 1024;
       }
-      if (std::tolower(Param[Length - 1]) == 'g') {
+      if (tolower(Param[Length - 1]) == 'g') {
         Length--;
         Multiplier = 1024 * 1024 * 1024;
       }
@@ -307,7 +308,6 @@ static class SetLimits {
 } USMSettings;
 } // namespace settings
 
-
 using namespace settings;
 
 static const char *MemTypeNames[3] = {"Host", "Device", "Shared"};