Fix the release year for Numba 0.55 change log entry.
Fix the release year for Numba 0.55 change log entry.

As title.

numba/numba,cpcloud/numba,IntelLabs/numba,IntelLabs/numba,seibert/numba,cpcloud/numba,seibert/numba,numba/numba,cpcloud/numba,IntelLabs/numba,seibert/numba,IntelLabs/numba,cpcloud/numba,numba/numba,cpcloud/numba,IntelLabs/numba,seibert/numba,numba/numba,numba/numba,seibert/numba