[MM-62762] Make config location in Support Packet human-readable (#30027)

Co-authored-by: Mattermost Build <build@mattermost.com>

server/public/utils/sql/sql_utils.go

@@ -108,11 +108,19 @@ func SanitizeDataSource(driverName, dataSource string) (string, error) {
 			return "", err
 		}
 		u.User = url.UserPassword("****", "****")
+
+		// Remove username and password from query string
 		params := u.Query()
 		params.Del("user")
 		params.Del("password")
 		u.RawQuery = params.Encode()
-		return u.String(), nil
+
+		// Unescape the URL to make it human-readable
+		out, err := url.QueryUnescape(u.String())
+		if err != nil {
+			return "", err
+		}
+		return out, nil
 	case model.DatabaseDriverMysql:
 		cfg, err := mysql.ParseDSN(dataSource)
 		if err != nil {

server/public/utils/sql/sql_utils_test.go

@@ -72,13 +72,21 @@ func TestSanitizeDataSource(t *testing.T) {
 			Original  string
 			Sanitized string
 		}{
+			{
+				"",
+				"//****:****@",
+			},
+			{
+				"postgres://mmuser:mostest@localhost",
+				"postgres://****:****@localhost",
+			},
 			{
 				"postgres://mmuser:mostest@localhost/dummy?sslmode=disable",
-				"postgres://%2A%2A%2A%2A:%2A%2A%2A%2A@localhost/dummy?sslmode=disable",
+				"postgres://****:****@localhost/dummy?sslmode=disable",
 			},
 			{
 				"postgres://localhost/dummy?sslmode=disable&user=mmuser&password=mostest",
-				"postgres://%2A%2A%2A%2A:%2A%2A%2A%2A@localhost/dummy?sslmode=disable",
+				"postgres://****:****@localhost/dummy?sslmode=disable",
 			},
 		}
 		driver := model.DatabaseDriverPostgres