Fixed some typos in ECPG regression test suite that resulted in regression...

Fixed some typos in ECPG regression test suite that resulted in regression test failures on some architectures.

By Zoltán Böszörményi.

src/interfaces/ecpg/test/expected/pgtypeslib-nan_test.c

@@ -66,7 +66,7 @@ if (sqlca.sqlcode < 0) sqlprint ( );}
 if (sqlca.sqlcode < 0) sqlprint ( );}
 #line 24 "nan_test.pgc"
 
-	{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "insert into nantest1 ( id , d ) values ( 1 , 'nan' :: float8 ) , ( 2 , 'inf' :: float8 ) , ( 3 , '-inf' :: float8 )", ECPGt_EOIT, ECPGt_EORT);
+	{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "insert into nantest1 ( id , d ) values ( 1 , 'nan' :: float8 ) , ( 2 , 'infinity' :: float8 ) , ( 3 , '-infinity' :: float8 )", ECPGt_EOIT, ECPGt_EORT);
 #line 25 "nan_test.pgc"
 
 if (sqlca.sqlcode < 0) sqlprint ( );}

src/interfaces/ecpg/test/expected/pgtypeslib-nan_test.stderr

@@ -8,7 +8,7 @@
 [NO_PID]: sqlca: code: 0, state: 00000
 [NO_PID]: ecpg_execute on line 24: OK: CREATE TABLE
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: ecpg_execute on line 25: query: insert into nantest1 ( id , d ) values ( 1 , 'nan' :: float8 ) , ( 2 , 'inf' :: float8 ) , ( 3 , '-inf' :: float8 ); with 0 parameter(s) on connection regress1
+[NO_PID]: ecpg_execute on line 25: query: insert into nantest1 ( id , d ) values ( 1 , 'nan' :: float8 ) , ( 2 , 'infinity' :: float8 ) , ( 3 , '-infinity' :: float8 ); with 0 parameter(s) on connection regress1
 [NO_PID]: sqlca: code: 0, state: 00000
 [NO_PID]: ecpg_execute on line 25: using PQexec
 [NO_PID]: sqlca: code: 0, state: 00000

src/interfaces/ecpg/test/pgtypeslib/nan_test.pgc

@@ -22,7 +22,7 @@ main(void)
 	exec sql connect to REGRESSDB1;
 
 	exec sql create table nantest1 (id int4, d float8);
-	exec sql insert into nantest1 (id, d) values (1, 'nan'::float8), (2, 'inf'::float8), (3, '-inf'::float8);
+	exec sql insert into nantest1 (id, d) values (1, 'nan'::float8), (2, 'infinity'::float8), (3, '-infinity'::float8);
 
 	exec sql declare cur cursor for select id, d, d from nantest1;
 	exec sql open cur;