check for input size larger than allowed size of sequence

[grisumbras]

Fix #1047
Fix #1048

[cppalliance-bot]

An automated preview of the documentation is available at https://1049.jsondocs.prtest.cppalliance.org/libs/json/doc/html/index.html

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 93.41%. Comparing base (85f9e92) to head (27c40ee).

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1049      +/-   ##
===========================================
- Coverage    93.41%   93.41%   -0.01%     
===========================================
  Files           91       91              
  Lines         8672     8667       -5     
===========================================
- Hits          8101     8096       -5     
  Misses         571      571              

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Files with missing lines	Coverage Δ
include/boost/json/detail/parse_into.hpp	99.74% <100.00%> (-0.01%)	⬇️

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[cppalliance-bot]

Benchmark test results. More info at https://benchmark.cppalliance.org/jsonbenchmarks-pullrequests/1049/pullrequest.html

[cppalliance-bot]

An automated preview of the documentation is available at https://1049.jsondocs.prtest.cppalliance.org/libs/json/doc/html/index.html

[cppalliance-bot]

Benchmark test results. More info at https://benchmark.cppalliance.org/jsonbenchmarks-pullrequests/1049/pullrequest.html