delete the space after 'qtz', too

otherwize double space will occur in the variable and
it will be replaced to ',,' instead of ',' -> build fails

instsetoo_native/util/makefile.mk

@@ -81,7 +81,7 @@ help_exist:=$(shell @find $(L10N_MODULE)/source/ -type d -name "helpcontent2" 2>
 
 # do not build key is pseudolanguage for release builds
 .IF "$(ENABLE_RELEASE_BUILD)"=="TRUE"
-alllangiso:=$(alllangiso:s/qtz//)
+alllangiso:=$(alllangiso:s/qtz //)
 .ENDIF
 
 allhelplangiso:=$(foreach,i,$(alllangiso) $(foreach,j,$(help_exist) $(eq,$i,$j  $i $(NULL))))