release_config: various cleanup

- Parse release_config_map.textproto files only once
- Fix inheritance
- Sort flag artifacts by flag name
- Add --all_make option for testing
- Fix value() parsing in crunch_flags

Bug: 328495189
Test: manual
Change-Id: I577e7fb07171bea9a53d61eaf77ec728b60d7a26

cmd/release_config/crunch_flags/main.go

@@ -163,7 +163,7 @@ func ProcessBuildFlags(dir string, namespaceMap map[string]string) error {
 }
 
 func ProcessBuildConfigs(dir, name string, paths []string, releaseProto *rc_proto.ReleaseConfig) error {
-	valRegexp, err := regexp.Compile("[[:space:]]+value.\"(?<name>[A-Z_0-9]+)\",[[:space:]]*(?<value>[^,)]*)")
+	valRegexp, err := regexp.Compile("[[:space:]]+value.\"(?<name>[A-Z_0-9]+)\",[[:space:]]*(?<value>(\"[^\"]*\"|[^\",)]*))")
 	if err != nil {
 		return err
 	}