v3.48.0

LinearSolve v3.48.0

Diff since v3.47.0

Merged pull requests:

• Add API to update iterative solver tolerances (#819) (@termi-official)
• Trim allocations in dual linear problem (#822) (@hersle)
• Fix spellcheck CI (#824) (@termi-official)
• Add Krylovjl FGMRES (#826) (@termi-official)
• Fix default algorithm for sparse CUDA matrices to LUFactorization (#828) (@ChrisRackauckas-Claude)
• Use WarnLevel instead of ErrorLevel for Blas messages by default (#829) (@jClugstor)
• Bump actions/checkout from 4 to 6 (#832) (@dependabot[bot])