Upgrade formatting to clang-format 10 (#5895)

* Update formatting tools to clang-format-10

* Reformat using clang-format-10.0.09

src/benchmarks/alias.cpp

@@ -20,7 +20,7 @@ struct interger_alias
 struct double_alias
 {
 };
-}
+} // namespace tag
 
 int main(int, char **)
 {

src/benchmarks/match.cpp

@@ -18,7 +18,8 @@
 
 #include <cstdlib>
 
-int main(int argc, const char *argv[]) try
+int main(int argc, const char *argv[])
+try
 {
     if (argc < 2)
     {

src/benchmarks/static_rtree.cpp

@@ -74,8 +74,8 @@ void benchmark(BenchStaticRTree &rtree, unsigned num_queries)
         return rtree.Nearest(q, 10);
     });
 }
-}
-}
+} // namespace benchmarks
+} // namespace osrm
 
 int main(int argc, char **argv)
 {