Add: Major version for direct dependency

Adds new major version for direct dependency. Now two different versions are required for the direct dependency. The mod files lists both versions are being used.

Author: akshaybharambe14

Diff for: go.mod

@@ -5,5 +5,6 @@ go 1.13
 require (
 	golang.org/x/text v0.3.2 // indirect
 	rsc.io/quote v1.5.2
+	rsc.io/quote/v3 v3.1.0
 	rsc.io/sampler v1.3.1 // indirect
 )

Diff for: go.sum

@@ -5,6 +5,8 @@ golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 rsc.io/quote v1.5.2 h1:w5fcysjrx7yqtD/aO+QwRjYZOKnaM9Uh2b40tElTs3Y=
 rsc.io/quote v1.5.2/go.mod h1:LzX7hefJvL54yjefDEDHNONDjII0t9xZLPXsUe+TKr0=
+rsc.io/quote/v3 v3.1.0 h1:9JKUTTIUgS6kzR9mK1YuGKv6Nl+DijDNIc0ghT58FaY=
+rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
 rsc.io/sampler v1.3.0 h1:7uVkIFmeBqHfdjD+gZwtXXI+RODJ2Wc4O7MPEh/QiW4=
 rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=
 rsc.io/sampler v1.3.1 h1:F0c3J2nQCdk9ODsNhU3sElnvPIxM/xV1c/qZuAeZmac=

Diff for: hello.go

@@ -1,7 +1,14 @@
 package hello
 
-import "rsc.io/quote"
+import (
+	"rsc.io/quote"
+	quoteV3 "rsc.io/quote/v3"
+)
 
 func Hello() string {
 	return quote.Hello()
 }
+
+func Proverb() string {
+	return quoteV3.Concurrency()
+}

Diff for: hello_test.go

@@ -8,3 +8,10 @@ func TestHello(t *testing.T) {
 		t.Errorf("Hello() = %q, want %q", got, want)
 	}
 }
+
+func TestProverb(t *testing.T) {
+	want := "Concurrency is not parallelism."
+	if got := Proverb(); got != want {
+		t.Errorf("Proverb() = %q, want %q", got, want)
+	}
+}