Fix redundant inline operators

inline is not required on member methods.  Clang-tidy has a check for
this.  Enable the check and fix the two bad usages.

Tested: Code compiles.

Change-Id: I3115b7c0c4005e1082e0005b818fbe6569511f49
Signed-off-by: Ed Tanous <ed@tanous.net>
diff --git a/http/utility.hpp b/http/utility.hpp
index bf70891..47ddaf9 100644
--- a/http/utility.hpp
+++ b/http/utility.hpp
@@ -46,7 +46,7 @@
     return static_cast<typename std::underlying_type<E>::type>(e);
 }
 
-constexpr inline uint64_t getParameterTag(std::string_view url)
+constexpr uint64_t getParameterTag(std::string_view url)
 {
     uint64_t tagValue = 0;
     size_t urlSegmentIndex = std::string_view::npos;