drm/amdgpu: default noretry=0 for navi1x and newer (v2)

There are no performance advantages to setting it to 1 and
it causes stability issues in some cases.

v2: simplify the code

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1374Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c

@@ -423,11 +423,6 @@ void amdgpu_gmc_noretry_set(struct amdgpu_device *adev)
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
 	case CHIP_VEGA20:
-	case CHIP_NAVI10:
-	case CHIP_NAVI14:
-	case CHIP_SIENNA_CICHLID:
-	case CHIP_NAVY_FLOUNDER:
-	case CHIP_DIMGREY_CAVEFISH:
 		/*
 		 * noretry = 0 will cause kfd page fault tests fail
 		 * for some ASICs, so set default to 1 for these ASICs.