Absorb qtgrpc submodule

commita08d99add3d0a32c5fd4c16e623af9038fc627d8
parent877b130f368c1752e4f9bd9bda17be431902c01e
parent88bce73e582aa718202aadef8f6c922ab197be9a
authormozsearch-qt index builder <mozsearch-qt@localhost>
committermozsearch-qt index builder <mozsearch-qt@localhost>
commit timeThu, 29 Oct 2026 16:26:52 +0000