middle-end: fix min/max phiopts reduction [PR106744]

middle-end: fix min/max phiopts reduction [PR106744]

This corrects the argument usage to use them in the order that they occur in
the comparisons in gimple.

gcc/ChangeLog:

	PR tree-optimization/106744
	* tree-ssa-phiopt.cc (minmax_replacement): Correct arguments.

gcc/testsuite/ChangeLog:

	PR tree-optimization/106744
	* gcc.dg/tree-ssa/minmax-10.c: Make runtime test.
	* gcc.dg/tree-ssa/minmax-11.c: Likewise.
	* gcc.dg/tree-ssa/minmax-12.c: Likewise.
	* gcc.dg/tree-ssa/minmax-13.c: Likewise.
	* gcc.dg/tree-ssa/minmax-14.c: Likewise.
	* gcc.dg/tree-ssa/minmax-15.c: Likewise.
	* gcc.dg/tree-ssa/minmax-16.c: Likewise.
	* gcc.dg/tree-ssa/minmax-3.c: Likewise.
	* gcc.dg/tree-ssa/minmax-4.c: Likewise.
	* gcc.dg/tree-ssa/minmax-5.c: Likewise.
	* gcc.dg/tree-ssa/minmax-6.c: Likewise.
	* gcc.dg/tree-ssa/minmax-7.c: Likewise.
	* gcc.dg/tree-ssa/minmax-8.c: Likewise.
	* gcc.dg/tree-ssa/minmax-9.c: Likewise.