chore: Bump version to 1.0.0

Author: bcyran

cmd/bumper/bumper.go

@@ -58,7 +58,7 @@ enables you to run bumper in a dir containing multiple package dirs.`,
   bumper --bump=false                   find packages, check updates in $PWD
   bumper ~/workspace/aur                find and bump packages in given dir
   bumper ~/workspace/aur/my-package     bump single package`,
-	Version: "0.3.1",
+	Version: "1.0.0",
 	Run: func(cmd *cobra.Command, args []string) {
 		if completion != "" {
 			generateCompletion(cmd, completion)