ERROR: KeyError: key "April" not found with tzdata 2024b

[omus]

julia> TimeZones.build("2024b")
[ Info: Downloading tzdata 2024b archive
[ Info: Decompressing tzdata 2024b region data
[ Info: Compiling tzdata 2024b region data
ERROR: KeyError: key "April" not found
Stacktrace:
  [1] getindex
    @ ./dict.jl:498 [inlined]
  [2] parse(::Type{TimeZones.TZData.Rule}, str::SubString{String})
    @ TimeZones.TZData ~/.julia/dev/TimeZones/src/tzdata/compile.jl:300
  [3] load!(tz_source::TimeZones.TZData.TZSource, filename::String, io::IOStream)
    @ TimeZones.TZData ~/.julia/dev/TimeZones/src/tzdata/compile.jl:614
  [4] #34
    @ ~/.julia/dev/TimeZones/src/tzdata/compile.jl:635 [inlined]
  [5] open(::TimeZones.TZData.var"#34#35"{TimeZones.TZData.TZSource, String}, ::String, ::Vararg{String}; kwargs::@Kwargs{})
    @ Base ./io.jl:396
  [6] open
    @ ./io.jl:393 [inlined]
  [7] load!
    @ ~/.julia/dev/TimeZones/src/tzdata/compile.jl:634 [inlined]
  [8] TimeZones.TZData.TZSource(files::Vector{String})
    @ TimeZones.TZData ~/.julia/dev/TimeZones/src/tzdata/compile.jl:71
  [9] build(version::String, working_dir::String)
    @ TimeZones.TZData ~/.julia/dev/TimeZones/src/tzdata/build.jl:59
 [10] build(version::String; force::Bool)
    @ TimeZones ~/.julia/dev/TimeZones/src/build.jl:12
 [11] build(version::String)
    @ TimeZones ~/.julia/dev/TimeZones/src/build.jl:11
 [12] top-level scope
    @ REPL[5]:1

The tzdata 2024b release introduced this problematic rule:

# Rule	NAME	FROM	TO	-	IN	ON	AT	SAVE	LETTER/S
Rule	Mexico	1931	only	-	April	30	0:00	1:00	D

The reason this is an issue is that historically the "IN" month has always been a 3-letter length abbreviation.

[omus]

IANA discussion on this: https://lists.iana.org/hyperkitty/list/[email protected]/thread/6PF5BB7342JR6PALTMQFEGU2FZ5ADW36/.