utils: avoid extra hop in gst_element_link
utils: avoid extra hop in gst_element_link

No need to call gst_element_link_pads_filtered with filter=NULL, which would
call gst_element_link_pads() in that way. Call it directly to save a call and
expensive gobject type checks.

centricular/gstreamer,collects/gstreamer,ensonic/gstreamer,justinjoy/gstreamer,mparis/gstreamer,lubosz/gstreamer,ensonic/gstreamer,magcius/gstreamer,Distrotech/gstreamer,krichter722/gstreamer,krieger-od/gstreamer,mrchapp/gstreamer,jpxiong/gstreamer,krieger-od/gstreamer,cablelabs/gstreamer,mrchapp/gstreamer,surround-io/gstreamer,Lachann/gstreamer,surround-io/gstreamer,cablelabs/gstreamer,ylatuya/gstreamer,magcius/gstreamer,centricular/gstreamer,surround-io/gstreamer,centricular/gstreamer,centricular/gstreamer,cablelabs/gstreamer,Distrotech/gstreamer,mparis/gstreamer,magcius/gstreamer,jpxiong/gstreamer,ensonic/gstreamer,lovebug356/gstreamer,jpakkane/gstreamer,shelsonjava/gstreamer,mrchapp/gstreamer,mparis/gstreamer,shelsonjava/gstreamer,shelsonjava/gstreamer,Lachann/gstreamer,krichter722/gstreamer,cfoch/gstreamer,krichter722/gstreamer,jpakkane/gstreamer,ensonic/gstreamer,Lachann/gstreamer,ylatuya/gstreamer,ylatuya/gstreamer,ahmedammar/platform_external_gst_gstreamer,StreamUtils/gstreamer,mrchapp/gstreamer,Lachann/gstreamer,mparis/gstreamer,surround-io/gstreamer,cablelabs/gstreamer,lovebug356/gstreamer,surround-io/gstreamer,lovebug356/gstreamer,drothlis/gstreamer,krichter722/gstreamer,cfoch/gstreamer,cablelabs/gstreamer,shelsonjava/gstreamer,mrchapp/gstreamer,jpakkane/gstreamer,ylatuya/gstreamer,StreamUtils/gstreamer,StreamUtils/gstreamer,shelsonjava/gstreamer,jpxiong/gstreamer,mparis/gstreamer,jpxiong/gstreamer,ahmedammar/platform_external_gst_gstreamer,lubosz/gstreamer,Distrotech/gstreamer,justinjoy/gstreamer,lubosz/gstreamer,drothlis/gstreamer,lubosz/gstreamer,collects/gstreamer,ensonic/gstreamer,justinjoy/gstreamer,lovebug356/gstreamer,StreamUtils/gstreamer,ylatuya/gstreamer,lubosz/gstreamer,ahmedammar/platform_external_gst_gstreamer,jpxiong/gstreamer,krichter722/gstreamer,cfoch/gstreamer,lovebug356/gstreamer,ahmedammar/platform_external_gst_gstreamer,ahmedammar/platform_external_gst_gstreamer,krieger-od/gstreamer,magcius/gstreamer,jpakkane/gstreamer,StreamUtils/gstreamer,Distrotech/gstreamer,cfoch/gstreamer,Lachann/gstreamer,jpakkane/gstreamer,collects/gstreamer,collects/gstreamer,drothlis/gstreamer,centricular/gstreamer,magcius/gstreamer,krieger-od/gstreamer,collects/gstreamer,Distrotech/gstreamer,justinjoy/gstreamer,cfoch/gstreamer,drothlis/gstreamer,krieger-od/gstreamer,drothlis/gstreamer,justinjoy/gstreamer