🤖 Bump LinearAlgebra stdlib c9253f7 → 3a7a009 (#61750)

Stdlib: LinearAlgebra
URL: https://github.com/JuliaLang/LinearAlgebra.jl.git
Stdlib branch: master
Julia branch: master
Old commit: c9253f7
New commit: 3a7a009
Julia version: 1.14.0-DEV
LinearAlgebra version: 1.13.0 (Does not match)
Bump invoked by: @dkarrasch
Powered by:
[BumpStdlibs.jl](https://github.com/JuliaLang/BumpStdlibs.jl)

Diff:
https://github.com/JuliaLang/LinearAlgebra.jl/compare/c9253f7cb760c59a05fa263dcfa0b1ef28786299...3a7a00993de6a6b7371ca972b0a4ad301a6ff932

```
$ git log --oneline c9253f7..3a7a009
3a7a009 Move dispatch in matrix operations to lower-level functions (#1588)
a1340f7 fix doctest failure (#1590)
654434f unify mat*_dest functions (#1587)
d4f6a29 Bump julia-actions/setup-julia from 2 to 3 (#1585)
1746797 Improving linear solves: reduction of methods, destination array type mechanism (#1578)
2700863 Make `generic_matmatmul!` etc `public` (#1584)
000f196 Add sizehint to syevr! to avoid potentially unnecessary allocation (#1573)
846416d make set_num_threads and get_num_threads public (#1581)
83c8d6c Small set of AI typo fixes (#1580)
0827a40 Fix eigenvalue ordering in schur() for LowerTriangular matrices
ea5cc01 Fix TransposeFactorization using promote_op(adjoint,...) instead of promote_op(transpose,...)
4e6b476 Fix pinv for TransposeAbsVec ignoring tol parameter
cc5c5d9 Fix _opnorm1Inf for Bidiagonal dropping first boundary term
1ff380b make `dot` docstring match the implementation (#1400)
f9c8b26 fix dispatch for schur(::UpperHessenberg) (#1565)
1628c3d Fix promotion in triangular linalg with mixed BLASFloats (#1561)
```

Co-authored-by: dkarrasch <26658441+dkarrasch@users.noreply.github.com>