COMP: Fix scanf conversion specification to %u
COMP: Fix scanf conversion specification to %u

Use %u for unsigned int conversion specification. This patch addresses
the following warning:

tkVTKImageIO.cxx(303): warning #181: argument is incompatible with
corresponding format string conversion
        sscanf(line, "%*s %*s %s %d", pixelType, &numComp)

Change-Id: Iba92a5e7fd65e9301666b061067378ed6834fba0

PlutoniumHeart/ITK,LucHermitte/ITK,jcfr/ITK,eile/ITK,BRAINSia/ITK,eile/ITK,hjmjohnson/ITK,msmolens/ITK,jmerkow/ITK,atsnyder/ITK,GEHC-Surgery/ITK,blowekamp/ITK,blowekamp/ITK,stnava/ITK,LucasGandel/ITK,msmolens/ITK,heimdali/ITK,zachary-williamson/ITK,biotrump/ITK,zachary-williamson/ITK,fbudin69500/ITK,BlueBrain/ITK,malaterre/ITK,vfonov/ITK,thewtex/ITK,hendradarwin/ITK,InsightSoftwareConsortium/ITK,jmerkow/ITK,eile/ITK,PlutoniumHeart/ITK,richardbeare/ITK,zachary-williamson/ITK,spinicist/ITK,stnava/ITK,zachary-williamson/ITK,BlueBrain/ITK,fedral/ITK,malaterre/ITK,malaterre/ITK,GEHC-Surgery/ITK,atsnyder/ITK,vfonov/ITK,atsnyder/ITK,LucHermitte/ITK,atsnyder/ITK,ajjl/ITK,InsightSoftwareConsortium/ITK,stnava/ITK,InsightSoftwareConsortium/ITK,thewtex/ITK,richardbeare/ITK,hjmjohnson/ITK,malaterre/ITK,LucHermitte/ITK,BlueBrain/ITK,hjmjohnson/ITK,fedral/ITK,atsnyder/ITK,thewtex/ITK,fbudin69500/ITK,LucHermitte/ITK,GEHC-Surgery/ITK,ajjl/ITK,biotrump/ITK,fedral/ITK,malaterre/ITK,stnava/ITK,jcfr/ITK,jmerkow/ITK,heimdali/ITK,thewtex/ITK,vfonov/ITK,stnava/ITK,jmerkow/ITK,richardbeare/ITK,ajjl/ITK,atsnyder/ITK,InsightSoftwareConsortium/ITK,stnava/ITK,GEHC-Surgery/ITK,fbudin69500/ITK,eile/ITK,LucHermitte/ITK,richardbeare/ITK,zachary-williamson/ITK,biotrump/ITK,atsnyder/ITK,spinicist/ITK,fedral/ITK,jmerkow/ITK,spinicist/ITK,spinicist/ITK,richardbeare/ITK,hendradarwin/ITK,vfonov/ITK,LucasGandel/ITK,LucasGandel/ITK,LucasGandel/ITK,Kitware/ITK,jcfr/ITK,zachary-williamson/ITK,hendradarwin/ITK,zachary-williamson/ITK,GEHC-Surgery/ITK,heimdali/ITK,heimdali/ITK,jmerkow/ITK,BlueBrain/ITK,hendradarwin/ITK,biotrump/ITK,richardbeare/ITK,msmolens/ITK,heimdali/ITK,hendradarwin/ITK,LucasGandel/ITK,malaterre/ITK,Kitware/ITK,PlutoniumHeart/ITK,hjmjohnson/ITK,BlueBrain/ITK,InsightSoftwareConsortium/ITK,blowekamp/ITK,vfonov/ITK,heimdali/ITK,blowekamp/ITK,PlutoniumHeart/ITK,eile/ITK,fedral/ITK,LucasGandel/ITK,vfonov/ITK,eile/ITK,fbudin69500/ITK,spinicist/ITK,malaterre/ITK,blowekamp/ITK,stnava/ITK,GEHC-Surgery/ITK,thewtex/ITK,eile/ITK,PlutoniumHeart/ITK,LucasGandel/ITK,BlueBrain/ITK,LucasGandel/ITK,atsnyder/ITK,malaterre/ITK,hendradarwin/ITK,BRAINSia/ITK,spinicist/ITK,ajjl/ITK,msmolens/ITK,BlueBrain/ITK,fbudin69500/ITK,Kitware/ITK,Kitware/ITK,ajjl/ITK,fedral/ITK,hendradarwin/ITK,blowekamp/ITK,jcfr/ITK,BRAINSia/ITK,stnava/ITK,blowekamp/ITK,BRAINSia/ITK,BRAINSia/ITK,atsnyder/ITK,blowekamp/ITK,Kitware/ITK,jcfr/ITK,fbudin69500/ITK,PlutoniumHeart/ITK,BlueBrain/ITK,hjmjohnson/ITK,BRAINSia/ITK,jcfr/ITK,PlutoniumHeart/ITK,malaterre/ITK,zachary-williamson/ITK,stnava/ITK,msmolens/ITK,vfonov/ITK,msmolens/ITK,jcfr/ITK,heimdali/ITK,fedral/ITK,LucHermitte/ITK,Kitware/ITK,fbudin69500/ITK,hendradarwin/ITK,richardbeare/ITK,PlutoniumHeart/ITK,thewtex/ITK,InsightSoftwareConsortium/ITK,biotrump/ITK,GEHC-Surgery/ITK,InsightSoftwareConsortium/ITK,vfonov/ITK,spinicist/ITK,BRAINSia/ITK,LucHermitte/ITK,hjmjohnson/ITK,vfonov/ITK,biotrump/ITK,hjmjohnson/ITK,zachary-williamson/ITK,jmerkow/ITK,spinicist/ITK,ajjl/ITK,ajjl/ITK,ajjl/ITK,eile/ITK,jmerkow/ITK,fedral/ITK,thewtex/ITK,fbudin69500/ITK,LucHermitte/ITK,msmolens/ITK,msmolens/ITK,biotrump/ITK,heimdali/ITK,jcfr/ITK,GEHC-Surgery/ITK,spinicist/ITK,biotrump/ITK,eile/ITK,Kitware/ITK