Fix some typos found by AI review

Author: ann0see

Jamulus.pro

@@ -85,7 +85,7 @@ DEFINES += APP_VERSION=\\\"$$VERSION\\\" \
     CUSTOM_MODES \
     _REENTRANT
 
-# some depreciated functions need to be kept for older versions to build
+# some deprecated functions need to be kept for older versions to build
 # TODO as soon as we drop support for the old Qt version, remove the following line
 DEFINES += QT_NO_DEPRECATED_WARNINGS
 

src/util.h

@@ -36,7 +36,7 @@
 #    include <mach/mach_error.h>
 #    include <mach/mach_time.h>
 #else
-// using mach nanosleep for Linux
+// using nanosleep for Linux
 #    include <sys/time.h>
 #endif
 #include <QCoreApplication>