[hip] Fix -Wduplicate-decl-specifier warning. NFC.

Change-Id: Iae48bbb7805c39f1005c920df8e76504426f2d3b


[ROCm/hip commit: a2dbcc075c]

projects/hip/include/hip/hcc_detail/math_functions.h

@@ -1411,12 +1411,12 @@ float func(float x, int y) \
 __DEF_FLOAT_FUN2I(scalbn)
 
 template<class T>
-__DEVICE__ inline static T min(T arg1, T arg2) {
+__DEVICE__ inline T min(T arg1, T arg2) {
   return (arg1 < arg2) ? arg1 : arg2;
 }
 
 template<class T>
-__DEVICE__ inline static T max(T arg1, T arg2) {
+__DEVICE__ inline T max(T arg1, T arg2) {
   return (arg1 > arg2) ? arg1 : arg2;
 }