upgrade to latest atlas-orca version (#118)

* upgrade to latest atlas-orca version

* Update dirac test reference for atlas-orca version

Add 3DVar and error covariance toolbox (dirac test) main programs. (#106

)

* Add 3DVar and error covariance toolbox (dirac test) main programs.
* Add interpolator increment apply and adjoint methods and add increment to
state method. 
* Update ci container (#117)
* Add reference data for 3dvar and dirac application tests. Turn off
creation of json schema again for 3dvar and errorcovariancetoolbox
applications.

Co-authored-by: Toby Searle <[email protected]>

Version 1.3.0 (atlas 0.38.1 CI container)

Use my credentials to store and retrieve container (#113)

* Use my own credentials store and retrieve container

JOPA trial 2024-05

JOPA trial 2024-02

JOPA trial 2024-01

JOPA trial 2023-11

Update VERSION number for a 1.0 release (#56)

JOPA trial 2023-10