Thread: pgsql: Add needed .gitignore files in back branches.

Add needed .gitignore files in back branches.

v14 and earlier use generated test files, which require being
.gitignore'd to avoid git complaints when testing in-tree.

Security: CVE-2024-10979

Branch
------
REL_12_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/b1e58defb6a43fe35511eaa80858293b07c8b512

Modified Files
--------------
src/pl/plperl/expected/.gitignore | 1 +
src/pl/plperl/sql/.gitignore      | 1 +
2 files changed, 2 insertions(+)