Rename gooni to probe-cli

This is the command I used:
```
rg 'github.com/openobservatory/gooni' --files-with-matches \
    | xargs sed -i '' 's/github.com\/openobservatory\/gooni/github.com\/ooni\/probe-cli/g'
```

internal/cli/app/app.go

@@ -3,8 +3,8 @@ package app
 import (
 	"os"
 
-	"github.com/openobservatory/gooni/internal/cli/root"
-	"github.com/openobservatory/gooni/internal/cli/version"
+	"github.com/ooni/probe-cli/internal/cli/root"
+	"github.com/ooni/probe-cli/internal/cli/version"
 )
 
 // Run the app. This is the main app entry point

internal/cli/geoip/geoip.go

@@ -3,8 +3,8 @@ package geoip
 import (
 	"github.com/alecthomas/kingpin"
 	"github.com/apex/log"
-	"github.com/openobservatory/gooni/internal/cli/root"
-	"github.com/openobservatory/gooni/utils"
+	"github.com/ooni/probe-cli/internal/cli/root"
+	"github.com/ooni/probe-cli/utils"
 )
 
 func init() {

internal/cli/info/info.go

@@ -3,7 +3,7 @@ package info
 import (
 	"github.com/alecthomas/kingpin"
 	"github.com/apex/log"
-	"github.com/openobservatory/gooni/internal/cli/root"
+	"github.com/ooni/probe-cli/internal/cli/root"
 )
 
 func init() {

internal/cli/list/list.go

@@ -3,7 +3,7 @@ package list
 import (
 	"github.com/alecthomas/kingpin"
 	"github.com/apex/log"
-	"github.com/openobservatory/gooni/internal/cli/root"
+	"github.com/ooni/probe-cli/internal/cli/root"
 )
 
 func init() {

internal/cli/nettest/nettest.go

@@ -3,7 +3,7 @@ package nettest
 import (
 	"github.com/alecthomas/kingpin"
 	"github.com/apex/log"
-	"github.com/openobservatory/gooni/internal/cli/root"
+	"github.com/ooni/probe-cli/internal/cli/root"
 )
 
 func init() {

internal/cli/root/root.go

@@ -3,9 +3,9 @@ package root
 import (
 	"github.com/alecthomas/kingpin"
 	"github.com/apex/log"
-	ooni "github.com/openobservatory/gooni"
-	"github.com/openobservatory/gooni/internal/log/handlers/batch"
-	"github.com/openobservatory/gooni/internal/log/handlers/cli"
+	ooni "github.com/ooni/probe-cli"
+	"github.com/ooni/probe-cli/internal/log/handlers/batch"
+	"github.com/ooni/probe-cli/internal/log/handlers/cli"
 	"github.com/prometheus/common/version"
 )
 

internal/cli/run/run.go

@@ -8,10 +8,10 @@ import (
 
 	"github.com/alecthomas/kingpin"
 	"github.com/apex/log"
-	"github.com/openobservatory/gooni/internal/cli/root"
-	"github.com/openobservatory/gooni/internal/database"
-	"github.com/openobservatory/gooni/nettests"
-	"github.com/openobservatory/gooni/nettests/groups"
+	"github.com/ooni/probe-cli/internal/cli/root"
+	"github.com/ooni/probe-cli/internal/database"
+	"github.com/ooni/probe-cli/nettests"
+	"github.com/ooni/probe-cli/nettests/groups"
 )
 
 func init() {

internal/cli/show/show.go

@@ -3,7 +3,7 @@ package nettest
 import (
 	"github.com/alecthomas/kingpin"
 	"github.com/apex/log"
-	"github.com/openobservatory/gooni/internal/cli/root"
+	"github.com/ooni/probe-cli/internal/cli/root"
 )
 
 func init() {

internal/cli/upload/upload.go

@@ -3,7 +3,7 @@ package upload
 import (
 	"github.com/alecthomas/kingpin"
 	"github.com/apex/log"
-	"github.com/openobservatory/gooni/internal/cli/root"
+	"github.com/ooni/probe-cli/internal/cli/root"
 )
 
 func init() {

internal/cli/version/version.go

@@ -4,7 +4,7 @@ import (
 	"fmt"
 
 	"github.com/alecthomas/kingpin"
-	"github.com/openobservatory/gooni/internal/cli/root"
+	"github.com/ooni/probe-cli/internal/cli/root"
 )
 
 const Version = "3.0.0-dev.0"

internal/database/database.go

@@ -4,7 +4,7 @@ import (
 	"github.com/apex/log"
 	"github.com/jmoiron/sqlx"
 	_ "github.com/mattn/go-sqlite3" // this is needed to load the sqlite3 driver
-	"github.com/openobservatory/gooni/internal/bindata"
+	"github.com/ooni/probe-cli/internal/bindata"
 	migrate "github.com/rubenv/sql-migrate"
 )
 

internal/database/models.go

@@ -7,7 +7,7 @@ import (
 
 	"github.com/apex/log"
 	"github.com/jmoiron/sqlx"
-	"github.com/openobservatory/gooni/utils"
+	"github.com/ooni/probe-cli/utils"
 	"github.com/pkg/errors"
 )
 

internal/util/util.go

@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/openobservatory/gooni/internal/colors"
+	"github.com/ooni/probe-cli/internal/colors"
 )
 
 // Log outputs a log message.