Wildfly metrics addition

[hecomp]

• Added Wildfly otel example

[codeboten]

Running the example I get:

2022-06-24T21:34:48.556Z	info	builder/exporters_builder.go:255	Exporter was built.	{"kind": "exporter", "name": "otlp"}
2022-06-24T21:34:48.556Z	info	builder/exporters_builder.go:255	Exporter was built.	{"kind": "exporter", "name": "logging"}
2022-06-24T21:34:48.556Z	info	builder/pipelines_builder.go:224	Pipeline was built.	{"kind": "pipeline", "name": "metrics"}
Error: cannot build receivers: cannot create receiver jmx: jmx error validating `jar_path`: error hashing file: open /opt/opentelemetry-jmx-metrics.jar: no such file or directory
2022/06/24 21:34:48 collector server run finished with error: cannot build receivers: cannot create receiver jmx: jmx error validating `jar_path`: error hashing file: open /opt/opentelemetry-jmx-metrics.jar: no such file or directory

[hecomp]

Running the example I get:

2022-06-24T21:34:48.556Z	info	builder/exporters_builder.go:255	Exporter was built.	{"kind": "exporter", "name": "otlp"}
2022-06-24T21:34:48.556Z	info	builder/exporters_builder.go:255	Exporter was built.	{"kind": "exporter", "name": "logging"}
2022-06-24T21:34:48.556Z	info	builder/pipelines_builder.go:224	Pipeline was built.	{"kind": "pipeline", "name": "metrics"}
Error: cannot build receivers: cannot create receiver jmx: jmx error validating `jar_path`: error hashing file: open /opt/opentelemetry-jmx-metrics.jar: no such file or directory
2022/06/24 21:34:48 collector server run finished with error: cannot build receivers: cannot create receiver jmx: jmx error validating `jar_path`: error hashing file: open /opt/opentelemetry-jmx-metrics.jar: no such file or directory

@codeboten fixing.

[nslaughter]

Closing as it is out of date. Feel free to reopen if work still needs to be merged