pluginloader: Fix valgrind warnings by zeroing padding bytes.
pluginloader: Fix valgrind warnings by zeroing padding bytes.

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