Fix typo and rename file #125

Benchdiff Results

Benchmark Command: go test ./... -run ^ -bench . -count 5 -benchtime 100ms -cpu 1,2 -benchmem

HEAD sha: 0699855

Base sha: 82e7526

Degraded: false

pkg: github.com/elastic/apm-data/codec
goos: linux
goarch: amd64

name	old time/op (ns/op)	±	new time/op (ns/op)	±	delta	±
Encode/format=json	35514.8	37%	26283.2	1%	-25.99%	(p=0.032 n=5+5)
Encode/format=json-2	14374.4	2%	14153.4	2%	~	(p=0.095 n=5+5)
Encode/format=vtproto	4626.8	1%	4585.5	0%	~	(p=0.063 n=5+4)
Encode/format=vtproto-2	2561.6	1%	2736	1%	+6.81%	(p=0.016 n=5+4)
Decode/format=json	124568	2%	123982	1%	~	(p=0.548 n=5+5)
Decode/format=json-2	62781.8	1%	64423.2	2%	~	(p=0.056 n=5+5)
Decode/format=vtproto	20040.6	1%	20837.2	4%	~	(p=0.056 n=5+5)
Decode/format=vtproto-2	12086.4	1%	12160	9%	~	(p=0.421 n=5+5)

name	old bytes/op (bytes/op)	±	new bytes/op (bytes/op)	±	delta	±
Encode/format=json	6564	0%	6564	0%	~	(all equal)
Encode/format=json-2	6564	0%	6564	0%	~	(all equal)
Encode/format=vtproto	2775	0%	2775	0%	~	(all equal)
Encode/format=vtproto-2	2775	0%	2775	0%	~	(all equal)

name	old alloc/op (B/op)	±	new alloc/op (B/op)	±	delta	±
Encode/format=json	7752	0%	7752	0%	~	(all equal)
Encode/format=json-2	7753	0%	7753	0%	~	(all equal)
Encode/format=vtproto	3072	0%	3072	0%	~	(all equal)
Encode/format=vtproto-2	3072	0%	3072	0%	~	(all equal)
Decode/format=json	14520	0%	14520	0%	~	(all equal)
Decode/format=json-2	14520	0%	14520	0%	~	(all equal)
Decode/format=vtproto	12992	0%	12992	0%	~	(p=1.000 n=5+5)
Decode/format=vtproto-2	13030.6	0%	13030.6	0%	~	(p=1.000 n=5+5)

name	old allocs/op (allocs/op)	±	new allocs/op (allocs/op)	±	delta	±
Encode/format=json	30	0%	30	0%	~	(all equal)
Encode/format=json-2	30	0%	30	0%	~	(all equal)
Encode/format=vtproto	1	0%	1	0%	~	(all equal)
Encode/format=vtproto-2	1	0%	1	0%	~	(all equal)
Decode/format=json	397	0%	397	0%	~	(all equal)
Decode/format=json-2	397	0%	397	0%	~	(all equal)
Decode/format=vtproto	348	0%	348	0%	~	(all equal)
Decode/format=vtproto-2	348	0%	348	0%	~	(all equal)

pkg: github.com/elastic/apm-data/input/elasticapm/internal/decoder
goos: linux
goarch: amd64

name	old time/op (ns/op)	±	new time/op (ns/op)	±	delta	±
NDStreamDecoder	272.08	5%	276.2	6%	~	(p=0.151 n=5+5)
NDStreamDecoder-2	157.5	10%	158.56	1%	~	(p=0.548 n=5+5)

name	old alloc/op (B/op)	±	new alloc/op (B/op)	±	delta	±
NDStreamDecoder	72	0%	72	0%	~	(all equal)
NDStreamDecoder-2	72	0%	72	0%	~	(all equal)

name	old allocs/op (allocs/op)	±	new allocs/op (allocs/op)	±	delta	±
NDStreamDecoder	4	0%	4	0%	~	(all equal)
NDStreamDecoder-2	4	0%	4	0%	~	(all equal)

pkg: github.com/elastic/apm-data/model/modeljson
goos: linux
goarch: amd64

name	old time/op (ns/op)	±	new time/op (ns/op)	±	delta	±
APMEventToJSON/to-json	14286.4	3%	14513.2	5%	~	(p=0.690 n=5+5)
APMEventToJSON/to-json-2	12752	1%	12774.2	9%	~	(p=0.151 n=5+5)

name	old alloc/op (B/op)	±	new alloc/op (B/op)	±	delta	±
APMEventToJSON/to-json	2472	0%	2472	0%	~	(all equal)
APMEventToJSON/to-json-2	2472	0%	2472	0%	~	(all equal)

name	old allocs/op (allocs/op)	±	new allocs/op (allocs/op)	±	delta	±
APMEventToJSON/to-json	37	0%	37	0%	~	(all equal)
APMEventToJSON/to-json-2	37	0%	37	0%	~	(all equal)