There isn't anything specific for adjusting cleric but the split at level one where Manifestation of Faith gives you more spells, no heavy armor or martial weapons, and Manifestation of Might gives you those things. Brigandine armor is also a thing in ToV which is 13+DEX but noisy armor (I...
In the Labyrinth World Book there is the Celestial Warlock and PG 2 is bringing the Sacred Sorcerer which would effectively give you what you're looking for with the Cloistered Cleric feel.
ToV has a number of things going for it that make it ideal upgrade for anyone looking to move away from WotC but still wanting to continue to use their 5e stuff with minimal adjustments...it's the system for you.
The best parts of ToV
Lineage/heritage/backgrounds - This was my biggest concern...
Well written book, however there is one big mistake that was fixed in the PDF but can't be fixed in the current print run. 2 of the 7 secretes got inserted/covered up by the Ratatoskr image on the same page. If you're looking for the hard cover book, I would wait till this is fixed. It's...
For ToV/5e (the original is printed in Deep Magic 1) it's an Intelligence based Divine and Arcane caster that specializes in concentration spells. There going to be an update for ToV.
For those into Tales of the Valiant/Black Flag Players Guide 2 kickstarter has been live for just over a week, introducing revamped Witch and Theurge for ToV and the brand new Vanguard! Free prieview is included (also linked below).
Vanguard is a spiritual successor to the 4e Warlord martial...