glib-2.0: Fix array length for g_base64_decode
glib-2.0: Fix array length for g_base64_decode

tjol/vala-tjol,tjol/vala-tjol,GNOME/vala,severinh/vala,xdave/pvala,spidermonkdust/vala,frida/vala,severinh/vala,playya/vala,tjol/vala-tjol,themiwi/vala,kamanashisroy/aroop,severinh/vala,Distrotech/vala,playya/vala,spidermonkdust/vala,frida/vala,phako/vala,frida/vala,rvu95/vala,frida/vala,playya/vala,rvu95/vala,Distrotech/vala,frida/vala,themiwi/vala,GNOME/vala,GNOME/vala,jessevdk/vala,kamanashisroy/aroop,Jc2k/vala,jessevdk/vala,spidermonkdust/vala,Jc2k/vala,kamanashisroy/aroop,flobrosch/vala-fixes,flobrosch/vala-fixes,jessevdk/vala,flobrosch/vala-fixes,phako/vala,Distrotech/vala,rvu95/vala,GNOME/vala,themiwi/vala