Update flow-docs.json to include "why cadence" section.

[10thfloor]

Description

Adds header CTA to new "why Cadence" section on the Cadence homepage:
https://developer.flow.com/cadence/why

---

• Targeted PR against master branch
• Code follows the standards mentioned here
• Updated relevant documentation
• Re-reviewed Files changed in the Github PR explorer
• Added appropriate labels

[codecov]

Codecov Report

Merging #2040 (43d445a) into master (0c5d3e5) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #2040   +/-   ##
=======================================
  Coverage   77.61%   77.61%           
=======================================
  Files         303      303           
  Lines       63164    63164           
=======================================
  Hits        49024    49024           
  Misses      12394    12394           
  Partials     1746     1746           

Flag	Coverage Δ
unittests	77.61% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

[github-actions]

Cadence Benchstat comparison

This branch with compared with the base branch onflow:master commit 0c5d3e5
The command for i in {1..N}; do go test ./... -run=XXX -bench=. -benchmem -shuffle=on; done was used.
Bench tests were run a total of 7 times on each branch.

Collapsed results for better readability

	old.txt	new.txt
	time/op		delta
CheckContractInterfaceFungibleTokenConformance-2	153µs ± 3%	155µs ±10%	~	(p=1.000 n=6+7)
ContractInterfaceFungibleToken-2	49.1µs ± 4%	49.6µs ± 3%	~	(p=0.318 n=7+7)
InterpretRecursionFib-2	2.74ms ± 2%	2.73ms ± 2%	~	(p=0.628 n=7+6)
NewInterpreter/new_interpreter-2	1.50µs ± 6%	1.46µs ± 3%	~	(p=0.181 n=7+6)
NewInterpreter/new_sub-interpreter-2	947ns ±12%	873ns ± 2%	~	(p=0.138 n=7+6)
ParseArray-2	9.41ms ± 3%	9.71ms ± 9%	~	(p=0.445 n=6+7)
ParseDeploy/byte_array-2	14.3ms ± 5%	14.5ms ± 8%	~	(p=0.710 n=7+7)
ParseDeploy/decode_hex-2	1.48ms ± 4%	1.47ms ± 3%	~	(p=0.902 n=7+7)
ParseFungibleToken/With_memory_metering-2	222µs ± 1%	227µs ± 7%	~	(p=0.534 n=6+7)
ParseFungibleToken/Without_memory_metering-2	178µs ±12%	175µs ± 5%	~	(p=1.000 n=7+7)
ParseInfix-2	8.13µs ± 6%	8.17µs ± 4%	~	(p=0.456 n=7+7)
QualifiedIdentifierCreation/One_level-2	2.93ns ± 3%	2.91ns ± 3%	~	(p=0.902 n=7+7)
QualifiedIdentifierCreation/Three_levels-2	169ns ± 2%	172ns ± 5%	~	(p=0.318 n=7+7)
RuntimeFungibleTokenTransfer-2	808µs ±19%	771µs ±30%	~	(p=0.383 n=7+7)
RuntimeResourceDictionaryValues-2	6.16ms ± 4%	6.01ms ± 2%	~	(p=0.128 n=7+7)
RuntimeScriptNoop-2	26.1µs ±29%	25.8µs ±30%	~	(p=0.902 n=7+7)
ValueIsSubtypeOfSemaType-2	115ns ± 4%	111ns ± 5%	−4.13%	(p=0.022 n=6+7)
	alloc/op		delta
CheckContractInterfaceFungibleTokenConformance-2	51.0kB ± 0%	51.0kB ± 0%	~	(all equal)
ContractInterfaceFungibleToken-2	24.2kB ± 0%	24.2kB ± 0%	~	(all equal)
InterpretRecursionFib-2	1.00MB ± 0%	1.00MB ± 0%	~	(all equal)
NewInterpreter/new_interpreter-2	848B ± 0%	848B ± 0%	~	(all equal)
NewInterpreter/new_sub-interpreter-2	264B ± 0%	264B ± 0%	~	(all equal)
ParseArray-2	2.75MB ± 0%	2.68MB ± 3%	−2.58%	(p=0.015 n=6+6)
ParseDeploy/byte_array-2	4.25MB ± 4%	4.19MB ± 3%	~	(p=0.710 n=7+7)
ParseDeploy/decode_hex-2	214kB ± 0%	214kB ± 0%	~	(p=0.322 n=6+7)
ParseFungibleToken/With_memory_metering-2	29.4kB ± 0%	29.4kB ± 0%	~	(p=0.286 n=7+7)
ParseFungibleToken/Without_memory_metering-2	29.4kB ± 0%	29.4kB ± 0%	~	(p=0.559 n=7+7)
ParseInfix-2	1.93kB ± 0%	1.93kB ± 0%	~	(p=0.446 n=7+7)
QualifiedIdentifierCreation/One_level-2	0.00B	0.00B	~	(all equal)
QualifiedIdentifierCreation/Three_levels-2	64.0B ± 0%	64.0B ± 0%	~	(all equal)
RuntimeFungibleTokenTransfer-2	103kB ± 1%	103kB ± 1%	~	(p=0.383 n=7+7)
RuntimeResourceDictionaryValues-2	2.27MB ± 0%	2.27MB ± 0%	~	(p=0.535 n=7+7)
RuntimeScriptNoop-2	8.83kB ± 0%	8.83kB ± 0%	~	(p=0.780 n=7+5)
ValueIsSubtypeOfSemaType-2	48.0B ± 0%	48.0B ± 0%	~	(all equal)
	allocs/op		delta
CheckContractInterfaceFungibleTokenConformance-2	915 ± 0%	915 ± 0%	~	(all equal)
ContractInterfaceFungibleToken-2	436 ± 0%	436 ± 0%	~	(all equal)
InterpretRecursionFib-2	18.9k ± 0%	18.9k ± 0%	~	(all equal)
NewInterpreter/new_interpreter-2	14.0 ± 0%	14.0 ± 0%	~	(all equal)
NewInterpreter/new_sub-interpreter-2	5.00 ± 0%	5.00 ± 0%	~	(all equal)
ParseArray-2	69.6k ± 0%	69.6k ± 0%	~	(p=1.000 n=7+6)
ParseDeploy/byte_array-2	104k ± 0%	104k ± 0%	~	(p=0.694 n=7+7)
ParseDeploy/decode_hex-2	75.0 ± 0%	75.0 ± 0%	~	(all equal)
ParseFungibleToken/With_memory_metering-2	1.00k ± 0%	1.00k ± 0%	~	(all equal)
ParseFungibleToken/Without_memory_metering-2	1.00k ± 0%	1.00k ± 0%	~	(all equal)
ParseInfix-2	60.0 ± 0%	60.0 ± 0%	~	(all equal)
QualifiedIdentifierCreation/One_level-2	0.00	0.00	~	(all equal)
QualifiedIdentifierCreation/Three_levels-2	2.00 ± 0%	2.00 ± 0%	~	(all equal)
RuntimeFungibleTokenTransfer-2	2.06k ± 0%	2.06k ± 0%	~	(p=1.000 n=7+7)
RuntimeResourceDictionaryValues-2	36.9k ± 0%	36.9k ± 0%	~	(p=0.365 n=7+7)
RuntimeScriptNoop-2	145 ± 0%	145 ± 0%	~	(all equal)
ValueIsSubtypeOfSemaType-2	1.00 ± 0%	1.00 ± 0%	~	(all equal)