wasm: drop SQLITE_OMIT_WAL flag

We want to be able to use WAL journaling from the browser
eventually, so the flag is hereby dropped.

Author: psarna

ext/wasm/GNUmakefile

@@ -130,7 +130,6 @@ SQLITE_OPT = \
   -DSQLITE_OMIT_DEPRECATED \
   -DSQLITE_OMIT_UTF16 \
   -DSQLITE_OMIT_SHARED_CACHE \
-  -DSQLITE_OMIT_WAL \
   -DSQLITE_THREADSAFE=0 \
   -DSQLITE_TEMP_STORE=3 \
   -DSQLITE_OS_KV_OPTIONAL=1 \

ext/wasm/api/sqlite3-wasm.c

@@ -122,9 +122,6 @@
 #ifndef SQLITE_OMIT_UTF16
 # define SQLITE_OMIT_UTF16 1
 #endif
-#ifndef SQLITE_OMIT_WAL
-# define SQLITE_OMIT_WAL 1
-#endif
 #ifndef SQLITE_OS_KV_OPTIONAL
 # define SQLITE_OS_KV_OPTIONAL 1
 #endif