math/algae: Unbreak build with GCC 10
dgetv0.f:404:32:
367 | call dvout (logfil, 1, rnorm0, ndigit,
| 2......
404 | call dvout (logfil, n, resid, ndigit,
| 1Error: Rank mismatch between actual argument at (1) and actual argument at (2) (scalar and rank-1)
PR: 246700