drm/i915/display: Enable PSR2 selective fetch by default

With all the past fixes now this feature is functional and can be
enabled by default in desktop enviroments that uses compositor.

Cc: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210930001409.254817-8-jose.souza@intel.com

drivers/gpu/drm/i915/i915_params.h

@@ -55,7 +55,7 @@ struct drm_printer;
  param(int, enable_fbc, -1, 0600) \
  param(int, enable_psr, -1, 0600) \
  param(bool, psr_safest_params, false, 0400) \
- param(bool, enable_psr2_sel_fetch, false, 0400) \
+ param(bool, enable_psr2_sel_fetch, true, 0400) \
  param(int, disable_power_well, -1, 0400) \
  param(int, enable_ips, 1, 0600) \
  param(int, invert_brightness, 0, 0600) \