Remove unnecessary static type qualifiers

[Japin Li]

Hi, all

When I read the libpq source code, I found unnecessary static type qualifiers
in PQsetClientEncoding().

diff --git a/src/interfaces/libpq/fe-connect.c 
b/src/interfaces/libpq/fe-connect.c
index 0258d9ace3c..300ddfffd55 100644
--- a/src/interfaces/libpq/fe-connect.c
+++ b/src/interfaces/libpq/fe-connect.c
@@ -7717,7 +7717,7 @@ int
 PQsetClientEncoding(PGconn *conn, const char *encoding)
 {
        char            qbuf[128];
-       static const char query[] = "set client_encoding to '%s'";
+       const char      query[] = "set client_encoding to '%s'";
        PGresult   *res;
        int                     status;
 


-- 
Regrads,
Japin Li