Self-sufficient account ref-counting (#8221)

* Self-sufficient account ref-counting

* Fixes

* Update frame/system/src/lib.rs

Co-authored-by: Jaco Greeff <[email protected]>

* Fixes

* Fixes

* Fixes

* Fixes

* Fixes

* Update frame/system/src/lib.rs

Co-authored-by: Guillaume Thiolliere <[email protected]>

* Update frame/system/src/lib.rs

Co-authored-by: Guillaume Thiolliere <[email protected]>

* Update frame/system/src/lib.rs

Co-authored-by: Guillaume Thiolliere <[email protected]>

* fix build

* Update frame/system/src/lib.rs

Co-authored-by: Kian Paimani <[email protected]>

Co-authored-by: Jaco Greeff <[email protected]>
Co-authored-by: Guillaume Thiolliere <[email protected]>
Co-authored-by: Shawn Tabrizi <[email protected]>
Co-authored-by: Kian Paimani <[email protected]>