fix(analyzer/angular): fix regex to regonize merge commits

internal/analyzer/angular.go

@@ -22,7 +22,7 @@ const ANGULAR = "angular"
 
 func newAngular() *angular {
 	return &angular{
-		regex: `(TAG)(?:\((.*)\))?: (.*)`,
+		regex: `^(TAG)(?:\((.*)\))?: (.*)$`,
 		log:   log.WithField("analyzer", ANGULAR),
 		rules: []Rule{
 			{

internal/analyzer/angular_test.go

@@ -107,6 +107,11 @@ func TestAngular(t *testing.T) {
 					Author:  "me",
 					Hash:    "12345667",
 				},
+				shared.Commit{
+					Message: "Merge feat(internal/changelog): my first commit",
+					Author:  "me",
+					Hash:    "12345667",
+				},
 			},
 		},
 		{