vendor/bc: upgrade to version 7.1.0vendor/bc/7.1.0vendor/bc

This update fixes a few bugs:
- Improper response to double SIGINT with editline.
- Not letting libedit handle terminal size changes.
- A dc crash from improperly handling an error.
- A duplicate check for reference arrays.
- Build failures with GCC 15.

1 files changed, 1 insertions, 0 deletions

diff --git a/tests/bc/errors/39.txt b/tests/bc/errors/39.txt
new file mode 100644
index 000000000000..104d16136b22
--- /dev/null
+++ b/tests/bc/errors/39.txt
@@ -0,0 +1 @@
+define a(*t[], t[]) {}