Upgrade to go 1.19 and update dependencies (#3069)

* Update to go 1.19
* Update dependencies
* Update cross-compile script
* Add missing targets to cross-compile-all
* Update cache action to remove warning

vendor/github.com/asticode/go-astisub/subtitles.go

@@ -640,6 +640,19 @@ func (s *Subtitles) Unfragment() {
 	}
 }
 
+// ApplyLinearCorrection applies linear correction
+func (s *Subtitles) ApplyLinearCorrection(actual1, desired1, actual2, desired2 time.Duration) {
+	// Get parameters
+	a := float64(desired2-desired1) / float64(actual2-actual1)
+	b := time.Duration(float64(desired1) - a*float64(actual1))
+
+	// Loop through items
+	for idx := range s.Items {
+		s.Items[idx].EndAt = time.Duration(a*float64(s.Items[idx].EndAt)) + b
+		s.Items[idx].StartAt = time.Duration(a*float64(s.Items[idx].StartAt)) + b
+	}
+}
+
 // Write writes subtitles to a file
 func (s Subtitles) Write(dst string) (err error) {
 	// Create the file