Build Doltlite with SQLITE_ENABLE_COLUMN_METADATA and friends

pdo_sqlite references sqlite3_column_table_name, which is gated behind
SQLITE_ENABLE_COLUMN_METADATA. Match the CFLAGS used by the stock-SQLite
phpunit workflow so pdo_sqlite can bind against the Doltlite build.

Author: JanJakes

.github/workflows/phpunit-tests-doltlite.yml

@@ -35,7 +35,10 @@ jobs:
         run: |
           mkdir -p build
           cd build
-          ../configure
+          # Same feature set we enable for stock-SQLite runs. PHP's pdo_sqlite
+          # pulls in sqlite3_column_table_name, which needs COLUMN_METADATA.
+          CFLAGS="-DSQLITE_ENABLE_COLUMN_METADATA -DSQLITE_ENABLE_FTS5 -DSQLITE_USE_URI -DSQLITE_ENABLE_JSON1" \
+            ../configure
           make -j"$(nproc)" doltlite-lib
           ls -la libdoltlite* sqlite3.h
         working-directory: doltlite-src