libetpan: add liblockfile dependency
libetpan: add liblockfile dependency

* claws-mail failed with
  | configure:20783: checking whether libetpan-config hints compiles and links fine
  | configure:20797: arm-oe-linux-gnueabi-gcc  -march=armv5te  -marm -mthumb-interwork   --sysroot=/home/jenkins/oe/shr-core-branches/shr-core/tmp-eglibc/sysroots/qemuarm -o conftest -O2 -pipe -g -feliminate-unused-debug-types -Wno-unused-function -Wno-pointer-sign -Wall -pthread -I/home/jenkins/oe/shr-core-branches/shr-core/tmp-eglibc/sysroots/qemuarm/usr/include/enchant -I/home/jenkins/oe/shr-core-branches/shr-core/tmp-eglibc/sysroots/qemuarm/usr/include/glib-2.0 -I/home/jenkins/oe/shr-core-branches/shr-core/tmp-eglibc/sysroots/qemuarm/usr/lib/glib-2.0/include     -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed conftest.c  -lm  -L/home/jenkins/oe/shr-core-branches/shr-core/tmp-eglibc/sysroots/qemuarm/usr/lib -letpan -pthread -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed -lgnutls -llockfile -lsasl2 >&5
  | /home/jenkins/oe/shr-core-branches/shr-core/tmp-eglibc/sysroots/x86_64-linux/usr/libexec/armv5te-oe-linux-gnueabi/gcc/arm-oe-linux-gnueabi/4.7.2/ld: cannot find -llockfile
  | collect2: error: ld returned 1 exit status

Signed-off-by: Martin Jansa <516df3ff67e1fa5d153800b15fb204c0a1a389dc@gmail.com>

joelagnel/meta-openembedded,mrchapp/meta-openembedded,dm8tbr/kodi-wip,RedFIR/meta-openembedded,rehsack/meta-openembedded,fredcadete/meta-openembedded,tobw/meta-openembedded,dongkc/meta-openembedded,epylar/meta-openembedded,epylar/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,epylar/meta-openembedded,tobw/meta-openembedded,kraj/meta-openembedded,victronenergy/meta-openembedded,mrchapp/meta-openembedded,tobw/meta-openembedded,rdm-dev/meta-openembedded,epylar/meta-openembedded,RedFIR/meta-openembedded,dm8tbr/kodi-wip,kraj/meta-openembedded,rdm-dev/meta-openembedded,VCTLabs/meta-openembedded,rdm-dev/meta-openembedded,MCherifiOSS/meta-openembedded,tobw/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,fredcadete/meta-openembedded,victronenergy/meta-openembedded,lgirdk/meta-openembedded,akuster/meta-openembedded,martiert/meta-openembedded,RedFIR/meta-openembedded,rdm-dev/meta-openembedded,fredcadete/meta-openembedded,amery/meta-openembedded,RealVNC/yocto_imx6sabreauto_meta-openembedded,RedFIR/meta-openembedded,trikset/meta-openembedded,kraj/meta-openembedded,trikset/meta-openembedded,RealDigitalMedia/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,shr-distribution/meta-oe,lgirdk/meta-openembedded,RedFIR/meta-openembedded,epylar/meta-openembedded,rehsack/meta-openembedded,schnitzeltony/meta-openembedded,RealVNC/yocto_imx6sabreauto_meta-openembedded,fredcadete/meta-openembedded,MCherifiOSS/meta-openembedded,kraj/meta-openembedded,lixinfnst/meta-openembedded,epylar/meta-openembedded,RealDigitalMedia/meta-openembedded,openembedded/meta-openembedded,dongkc/meta-openembedded,schnitzeltony/meta-openembedded,RedFIR/meta-openembedded,lixinfnst/meta-openembedded,moto-timo/meta-openembedded,joelagnel/meta-openembedded,MCherifiOSS/meta-openembedded,lgirdk/meta-openembedded,shr-distribution/meta-oe,fredcadete/meta-openembedded,shr-distribution/meta-oe,victronenergy/meta-openembedded,MCherifiOSS/meta-openembedded,RealDigitalMedia/meta-openembedded,akuster/meta-openembedded,trikset/meta-openembedded,schnitzeltony/meta-openembedded,VCTLabs/meta-openembedded,rofehr/meta-openembedded,shr-distribution/meta-oe,victronenergy/meta-openembedded,RedFIR/meta-openembedded,VCTLabs/meta-openembedded,joelagnel/meta-openembedded,amery/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,RealVNC/yocto_imx6sabreauto_meta-openembedded,rehsack/meta-openembedded,shr-distribution/meta-oe,lgirdk/meta-openembedded,RealVNC/yocto_imx6sabreauto_meta-openembedded,martiert/meta-openembedded,fredcadete/meta-openembedded,moto-timo/meta-openembedded,VCTLabs/meta-openembedded,VCTLabs/meta-openembedded,schnitzeltony/meta-openembedded,schnitzeltony/meta-openembedded,rofehr/meta-openembedded,rehsack/meta-openembedded,rdm-dev/meta-openembedded,openembedded/meta-openembedded,RealVNC/yocto_imx6sabreauto_meta-openembedded,lixinfnst/meta-openembedded,tobw/meta-openembedded,openembedded/meta-openembedded,trikset/meta-openembedded,lgirdk/meta-openembedded,lgirdk/meta-openembedded,martiert/meta-openembedded,victronenergy/meta-openembedded,trikset/meta-openembedded,rofehr/meta-openembedded,dm8tbr/kodi-wip,VCTLabs/meta-openembedded,amery/meta-openembedded,martiert/meta-openembedded,rehsack/meta-openembedded,schnitzeltony/meta-openembedded,trikset/meta-openembedded,rofehr/meta-openembedded,joelagnel/meta-openembedded,dm8tbr/kodi-wip,amery/meta-openembedded,joelagnel/meta-openembedded,dongkc/meta-openembedded,RedFIR/meta-openembedded,mrchapp/meta-openembedded,mrchapp/meta-openembedded,rehsack/meta-openembedded,rofehr/meta-openembedded,rofehr/meta-openembedded,rofehr/meta-openembedded,trikset/meta-openembedded,MCherifiOSS/meta-openembedded,amery/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,epylar/meta-openembedded,RealDigitalMedia/meta-openembedded,openembedded/meta-openembedded,dm8tbr/kodi-wip,openembedded/meta-openembedded,fredcadete/meta-openembedded,VCTLabs/meta-openembedded,fredcadete/meta-openembedded,akuster/meta-openembedded,martiert/meta-openembedded,rehsack/meta-openembedded,RealDigitalMedia/meta-openembedded,amery/meta-openembedded,tobw/meta-openembedded,dm8tbr/kodi-wip,rdm-dev/meta-openembedded,victronenergy/meta-openembedded,shr-distribution/meta-oe,trikset/meta-openembedded,amery/meta-openembedded,shr-distribution/meta-oe,lgirdk/meta-openembedded,rdm-dev/meta-openembedded,kraj/meta-openembedded,sigma-embedded/elito-org.openembedded.meta,moto-timo/meta-openembedded,mrchapp/meta-openembedded,joelagnel/meta-openembedded,victronenergy/meta-openembedded,lixinfnst/meta-openembedded,epylar/meta-openembedded,dm8tbr/kodi-wip,VCTLabs/meta-openembedded,rdm-dev/meta-openembedded,shr-distribution/meta-oe,sigma-embedded/elito-org.openembedded.meta,openembedded/meta-openembedded,MCherifiOSS/meta-openembedded,schnitzeltony/meta-openembedded,kraj/meta-openembedded,dongkc/meta-openembedded,dongkc/meta-openembedded,lixinfnst/meta-openembedded,rofehr/meta-openembedded,moto-timo/meta-openembedded,openembedded/meta-opene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