fix: allow interfaces in lists,structs,maps

[charles-cooper]

The dict of interfaces was not being passed around correctly during
parse_type, resulting in variables like the following not type-checking:

interface Foo:
  ...
foos: HashMap[..., Foo] # didn't type check

Fixes #1824

What I did

How I did it

How to verify it

Compile the above example

Description for the changelog

Allow interfaces in lists, structs and maps

Cute Animal Picture

[codecov-commenter]

Codecov Report

Merging #2397 (6f13e2b) into master (cbc9e65) will decrease coverage by 0.05%.
The diff coverage is 66.66%.

@@            Coverage Diff             @@
##           master    #2397      +/-   ##
==========================================
- Coverage   85.78%   85.73%   -0.06%     
==========================================
  Files          91       91              
  Lines        9024     9026       +2     
  Branches     2153     2154       +1     
==========================================
- Hits         7741     7738       -3     
- Misses        788      791       +3     
- Partials      495      497       +2     

Impacted Files	Coverage Δ
vyper/old_codegen/types/types.py	81.09% <57.14%> (-0.82%)	⬇️
vyper/old_codegen/global_context.py	66.92% <100.00%> (ø)
vyper/builtin_functions/functions.py	88.36% <0.00%> (-0.39%)	⬇️

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