Implement a --otel flag to globally disable tracing and error collecting

[DavidS-ovm]

vscode ➜ /workspace/ovm-cli (dev) $ go run main.go request --query foo
INFO[0000] set log level from config                     fields.level=info
INFO[0000] otlptracehttp client configured itself: &{traces {localhost:4318 false <nil> map[] 0 10000000000 /v1/traces <nil>} {{localhost:4318 false <nil> map[] 0 10000000000 /v1/traces <nil>} {true 5000000000 30000000000 60000000000} 0  [] <nil>} 0xd1e680 0xc00067dce0 0xc000048300 {0 {0 0}}} 
ERRO[0000] failed to authenticate                        api-key-url="https://api.df.overmind-demo.com" error="error authenticating the API token: unauthenticated: API key not found"
exit status 1
vscode ➜ /workspace/ovm-cli (dev) $ OTEL=true go run main.go request --query foo
INFO[0000] set log level from config                     fields.level=info
INFO[0000] otlptracehttp client configured itself: &{traces {api.honeycomb.io false <nil> map[x-honeycomb-team:Quu6uCifruYihvi1Lzj3MC] 0 10000000000 /v1/traces <nil>} {{api.honeycomb.io false <nil> map[x-honeycomb-team:Quu6uCifruYihvi1Lzj3MC] 0 10000000000 /v1/traces <nil>} {true 5000000000 30000000000 60000000000} 0  [] <nil>} 0xd1e680 0xc00014b650 0xc0000484e0 {0 {0 0}}} 
ERRO[0000] failed to authenticate                        api-key-url="https://api.df.overmind-demo.com" error="error authenticating the API token: unauthenticated: API key not found"
exit status 1
vscode ➜ /workspace/ovm-cli (dev) $ 

Fixes #54