Merge pull request nasa#799 from skliper/fix798-milli2ticks-dep

Fix nasa#798, Remove OS_Milli2Ticks document reference (deprecated)

docs/cFE Application Developers Guide.md

@@ -605,15 +605,9 @@ Application Developer are the following:
    multiple processors on the same spacecraft.
 
 For understanding and compensating for the processor timer on a
-particular platform, the following two functions provide important
+particular platform, the following function provides important
 information.
 
--  OS_Milli2Ticks converts a given number of milliseconds into the
-appropriate number of processor clock ticks for a given amount of time.
-The Developer should never hard-code a time related value in clock
-ticks. When the code is ported to another processor, it is important for
-any time values to automatically adjust appropriately.
-
 -  OS_InfoGetTicks returns the number of microseconds per operating system
 clock tick. This can also be used to calculate the appropriate number of
 system clock ticks for a specific delta time. An example can be seen