auto-fix dependencies in "pkgs"

Left one dependency broken: "drracket" currently depends on "htdp" for
a test. That needs to be fixed by removing the dependency (moving the
test to "htdp?), instead of changing the declared dependencies.

original commit: 51290fd2a95def6bb3b6d3d735cb62444e157553

pkgs/datalog/info.rkt

@@ -5,3 +5,6 @@
 (define scribblings '(["scribblings/datalog.scrbl" (multi-page) (language)]))
 
 (define compile-omit-paths '("tests"))
+(define deps '("base"
+               "parser-tools-lib"))
+(define build-deps '("scribble-lib"))