[db] fix leaked db connection

src/lnav.cc

@@ -2116,6 +2116,8 @@ SELECT tbl_name FROM sqlite_master WHERE sql LIKE 'CREATE VIRTUAL TABLE%'
                          nullptr);
         }
 
+        sqlite3_drop_modules(lnav_data.ld_db.in(), nullptr);
+
         lnav_data.ld_db.reset();
     });
 

src/sql_util.cc

@@ -963,7 +963,7 @@ sqlite3_type_to_string(int type)
 void
 sqlite_close_wrapper(void* mem)
 {
-    sqlite3_close((sqlite3*) mem);
+    sqlite3_close_v2((sqlite3*) mem);
 }
 
 int