Rename remaining occurences of SRML to FRAME (#4932)

* rename remaining SRML occurences to FRAME

* Some module -> pallet

* remove out of date url

Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>
Co-authored-by: Cecile Tonglet <cecile.tonglet@cecton.com>

substrate/bin/node/runtime/src/constants.rs

@@ -38,7 +38,7 @@ pub mod time {
 	/// a slot being empty).
 	/// This value is only used indirectly to define the unit constants below
 	/// that are expressed in blocks. The rest of the code should use
-	/// `SLOT_DURATION` instead (like the timestamp module for calculating the
+	/// `SLOT_DURATION` instead (like the Timestamp pallet for calculating the
 	/// minimum period).
 	///
 	/// If using BABE with secondary slots (default) then all of the slots will