README: remove trailing space

zachcheung · zachcheung · commit 7738b9debbf7 · 2020-04-15T11:41:37.000+08:00
diff --git a/README.md b/README.md
@@ -28,7 +28,7 @@ func main() {
 
   db, err := sql.Open("mysql", config.FormatDSN())
   if err != nil {
-    fmt.Println("Error opening database: ", err)
+    fmt.Println("Error opening database:", err)
     return
   }
 

Original file line number	Diff line number	Diff line change
`@@ -28,7 +28,7 @@ func main() {`
`28`	`28`
`29`	`29`	`db, err := sql.Open("mysql", config.FormatDSN())`
`30`	`30`	`if err != nil {`
`31`		`- fmt.Println("Error opening database: ", err)`
	`31`	`+ fmt.Println("Error opening database:", err)`
`32`	`32`	`return`
`33`	`33`	`}`
`34`	`34`