rs6000: Update instruction counts to match vec_* calls [PR111228]

rs6000: Update instruction counts to match vec_* calls [PR111228]

Commit  r14-3258-ge7a36e4715c716 increased the amount of folding we perform,
leading to better code.  Update the expected instruction counts to match the
changes.

2023-08-31  Peter Bergner  <bergner@linux.ibm.com>

gcc/testsuite/
	PR testsuite/111228
	* gcc.target/powerpc/fold-vec-logical-ors-char.c: Update instruction
	counts to match the number of associated vec_* built-in calls.
	* gcc.target/powerpc/fold-vec-logical-ors-int.c: Likewise.
	* gcc.target/powerpc/fold-vec-logical-ors-longlong.c: Likewise.
	* gcc.target/powerpc/fold-vec-logical-ors-short.c: Likewise.
	* gcc.target/powerpc/fold-vec-logical-other-char.c: Likewise.
	* gcc.target/powerpc/fold-vec-logical-other-int.c: Likewise.
	* gcc.target/powerpc/fold-vec-logical-other-longlong.c: Likewise.
	* gcc.target/powerpc/fold-vec-logical-other-short.c: Likewise.