Apply suggestions from code review

Co-authored-by: Alexey Bader <[email protected]>

Author: Ruyman

sycl/include/CL/sycl/device_selector.hpp

@@ -20,7 +20,7 @@ class device;
 
 class __SYCL_EXPORT device_selector {
 protected:
-  static const int REJECT_DEVICE_SCORE = -1;
+  static constexpr int REJECT_DEVICE_SCORE = -1;
 
 public:
   virtual ~device_selector() = default;

sycl/source/detail/program_manager/program_manager.cpp

@@ -324,7 +324,7 @@ RT::PiProgram ProgramManager::createPIProgram(const RTDeviceBinaryImage &Img,
 
   if (!isDeviceBinaryTypeSupported(Context, Format))
     throw feature_not_supported(
-        "SPIR-V Online compilation is not supported in this context",
+        "SPIR-V online compilation is not supported in this context",
         PI_INVALID_OPERATION);
 
   // Load the image