xterm: fix issue with SRC_URI
xterm: fix issue with SRC_URI

ftp server not responding.

WARNING: Failed to fetch URL ftp://invisible-island.net/xterm/xterm-303.tgz, attempting MIRRORS if available
ERROR: Fetcher failure: Fetch command failed with exit code 4, no output
ERROR: Function failed: Fetcher failure for URL: 'ftp://invisible-island.net/xterm/xterm-303.tgz'. Unable to fetch URL from any source.

Signed-off-by: Armin Kuster <525edcd226fb27e7f47fbb319a38fe989c677548@gmail.com>

VCTLabs/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,RedFIR/meta-openembedded,lgirdk/meta-openembedded,lgirdk/meta-openembedded,fredcadete/meta-openembedded,shr-distribution/meta-oe,shr-distribution/meta-oe,VCTLabs/meta-openembedded,epylar/meta-openembedded,rdm-dev/meta-openembedded,epylar/meta-openembedded,lgirdk/meta-openembedded,rehsack/meta-openembedded,MCherifiOSS/meta-openembedded,shr-distribution/meta-oe,RedFIR/meta-openembedded,RedFIR/meta-openembedded,amery/meta-openembedded,rdm-dev/meta-openembedded,victronenergy/meta-openembedded,mrchapp/meta-openembedded,epylar/meta-openembedded,VCTLabs/meta-openembedded,mrchapp/meta-openembedded,joelagnel/meta-openembedded,epylar/meta-openembedded,MCherifiOSS/meta-openembedded,fredcadete/meta-openembedded,schnitzeltony/meta-openembedded,VCTLabs/meta-openembedded,openembedded/meta-openembedded,lgirdk/meta-openembedded,joelagnel/meta-openembedded,schnitzeltony/meta-openembedded,openembedded/meta-openembedded,mrchapp/meta-openembedded,victronenergy/meta-openembedded,lixinfnst/meta-openembedded,kraj/meta-openembedded,schnitzeltony/meta-openembedded,openembedded/meta-openembedded,victronenergy/meta-openembedded,amery/meta-openembedded,fredcadete/meta-openembedded,moto-timo/meta-openembedded,epylar/meta-openembedded,shr-distribution/meta-oe,shr-distribution/meta-oe,joelagnel/meta-openembedded,rdm-dev/meta-openembedded,joelagnel/meta-openembedded,openembedded/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,amery/meta-openembedded,rofehr/meta-openembedded,fredcadete/meta-openembedded,fredcadete/meta-openembedded,openembedded/meta-openembedded,moto-timo/meta-openembedded,joelagnel/meta-openembedded,joelagnel/meta-openembedded,amery/meta-openembedded,mrchapp/meta-openembedded,lgirdk/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,RedFIR/meta-openembedded,mrchapp/meta-openembedded,amery/meta-openembedded,MCherifiOSS/meta-openembedded,rofehr/meta-openembedded,openembedded/meta-openembedded,RedFIR/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,RedFIR/meta-openembedded,lixinfnst/meta-openembedded,VCTLabs/meta-openembedded,rehsack/meta-openembedded,rofehr/meta-openembedded,fredcadete/meta-openembedded,shr-distribution/meta-oe,moto-timo/meta-openembedded,rofehr/meta-openembedded,lixinfnst/meta-openembedded,VCTLabs/meta-openembedded,rehsack/meta-openembedded,openembedded/meta-openembedded,shr-distribution/meta-oe,mrchapp/meta-openembedded,rofehr/meta-openembedded,rdm-dev/meta-openembedded,VCTLabs/meta-openembedded,victronenergy/meta-openembedded,rdm-dev/meta-openembedded,fredcadete/meta-openembedded,moto-timo/meta-openembedded,RedFIR/meta-openembedded,lixinfnst/meta-openembedded,lgirdk/meta-openembedded,rdm-dev/meta-openembedded,kraj/meta-openembedded,kraj/meta-openembedded,epylar/meta-openembedded,lixinfnst/meta-openembedded,epylar/meta-openembedded,rofehr/meta-openembedded,schnitzeltony/meta-openembedded,rehsack/meta-openembedded,lgirdk/meta-openembedded,schnitzeltony/meta-openembedded,rdm-dev/meta-openembedded,schnitzeltony/meta-openembedded,lixinfnst/meta-openembedded,rehsack/meta-openembedded,MCherifiOSS/meta-openembedded,victronenergy/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,MCherifiOSS/meta-openembedded,rofehr/meta-openembedded,rehsack/meta-openembedded,schnitzeltony/meta-openembedded,rofehr/meta-openembedded,mrchapp/meta-openembedded,joelagnel/meta-openembedded,joelagnel/meta-openembedded,amery/meta-openembedded,victronenergy/meta-openembedded,fredcadete/meta-openembedded,RedFIR/meta-openembedded,rehsack/meta-openembedded,kraj/meta-openembedded,kraj/meta-openembedded,openembedded/meta-openembedded,kraj/meta-openembedded,victronenergy/meta-openembedded,shr-distribution/meta-oe,amery/meta-openembedded,moto-timo/meta-openembedded,MCherifiOSS/meta-openembedded,epylar/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,rdm-dev/meta-openembedded,kraj/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,VCTLabs/meta-openembedded,amery/meta-openembedded