fix testcase for smaller prehash size

Author: HenryHRich

test/g202.ijs

@@ -361,7 +361,7 @@ NB. I.^:_1
 (-:  (I.^:_1)@({~ ?~@#)@I.) 0 (>:@(i:&1@:~:) {. ]) 100 ?@$ 20
 
 NB. special forms detected properly
-(7!:2 '(i. 5)&i.') > 10000 + 7!:2 'i.&(i. 5)'
+(7!:2 '(i. 5000)&i.') > 10000 + 7!:2 'i.&(i. 5000)'
 (7!:2 '(1;(200 2 2$1 9 0 0  0 0 0 0.);(<''"'');0 0 0 0)&;:') > 100 + 7!:2 ';:&(1;(200 2 2$1 9 0 0  0 0 0 0.);(<''"'');0 0 0 0)'
 (7!:2 '(_1;_1)&(128!:3)') > 1000 + 7!:2 '(128!:3)&(_1;_1)'