software/slapos-testing: add jq, sed and grep in PATH

This is used by caucase.sh test

software/slapos-testing/buildout.hash.cfg

@@ -15,4 +15,4 @@
 
 [template]
 filename = instance.cfg
-md5sum = 2a82b7d5163d042e85b14a645707a093
+md5sum = 2a0edca6e0aa2c1277747c980bc0f256

software/slapos-testing/instance.cfg

@@ -77,7 +77,7 @@ repository = ${rubygemsrecipe-repository:location}
 recipe = slapos.recipe.template:jinja2
 rendered = $${create-directory:etc}/$${:_buildout_section_name_}
 template = inline:
-  export PATH=${coreutils:location}/bin:${curl:location}/bin:${openssl:location}/bin:${git:location}/bin:${libxslt:location}/bin:${socat:location}/bin:${lmsensors:location}/bin:${rsync:location}/bin/:${buildout:bin-directory}:$PATH
+  export PATH=${coreutils:location}/bin:${curl:location}/bin:${openssl:location}/bin:${jq:location}/bin:${sed:location}/bin:${grep:location}/bin:${git:location}/bin:${libxslt:location}/bin:${socat:location}/bin:${lmsensors:location}/bin:${rsync:location}/bin/:${buildout:bin-directory}:$PATH
   export SLAPOS_TEST_IPV4=$${slap-configuration:ipv4-random}
   export SLAPOS_TEST_IPV6=$${slap-configuration:ipv6-random}
   export SLAPOS_TEST_EGGS_DIRECTORY=$${buildout:eggs-directory}

software/slapos-testing/software.cfg

@@ -13,6 +13,9 @@ extends =
   ../../component/socat/buildout.cfg
   ../../component/lmsensors/buildout.cfg
   ../../component/rsync/buildout.cfg
+  ../../component/jq/buildout.cfg
+  ../../component/sed/buildout.cfg
+  ../../component/grep/buildout.cfg
   ../../stack/slapos.cfg
   ../../stack/caucase/buildout.cfg
   ../../stack/nxdtest.cfg