-launch: disable CLOCK_LOST message handling
-launch: disable CLOCK_LOST message handling

Disable the handling of the CLOCK_LOST messages until we fixed and released the
elements (rtspsrc) that break when we quickly PAUSE/PLAY the pipeline.

Fixes #579127

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