testsuite: fix 'dg-compile' typos

'dg-compile' is not a thing, replace it with 'dg-do compile'.

	PR target/68015
	PR c++/83979
	* c-c++-common/goacc/loop-shape.c: Fix 'dg-compile' typo.
	* g++.dg/pr83979.C: Likewise.
	* g++.target/aarch64/sve/acle/general-c++/attributes_2.C: Likewise.
	* gcc.dg/tree-ssa/builtin-sprintf-7.c: Likewise.
	* gcc.dg/tree-ssa/builtin-sprintf-8.c: Likewise.
	* gcc.target/riscv/amo/zabha-rvwmo-all-amo-ops-char.c: Likewise.
	* gcc.target/riscv/amo/zabha-rvwmo-all-amo-ops-short.c: Likewise.
	* gcc.target/s390/20181024-1.c: Likewise.
	* gcc.target/s390/addr-constraints-1.c: Likewise.
	* gcc.target/s390/arch12/aghsghmgh-1.c: Likewise.
	* gcc.target/s390/arch12/mul-1.c: Likewise.
	* gcc.target/s390/arch13/bitops-1.c: Likewise.
	* gcc.target/s390/arch13/bitops-2.c: Likewise.
	* gcc.target/s390/arch13/fp-signedint-convert-1.c: Likewise.
	* gcc.target/s390/arch13/fp-unsignedint-convert-1.c: Likewise.
	* gcc.target/s390/arch13/popcount-1.c: Likewise.
	* gcc.target/s390/pr68015.c: Likewise.
	* gcc.target/s390/vector/fp-signedint-convert-1.c: Likewise.
	* gcc.target/s390/vector/fp-unsignedint-convert-1.c: Likewise.
	* gcc.target/s390/vector/reverse-elements-1.c: Likewise.
	* gcc.target/s390/vector/reverse-elements-2.c: Likewise.
	* gcc.target/s390/vector/reverse-elements-3.c: Likewise.
	* gcc.target/s390/vector/reverse-elements-4.c: Likewise.
	* gcc.target/s390/vector/reverse-elements-5.c: Likewise.
	* gcc.target/s390/vector/reverse-elements-6.c: Likewise.
	* gcc.target/s390/vector/reverse-elements-7.c: Likewise.
	* gnat.dg/alignment15.adb: Likewise.
	* gnat.dg/debug4.adb: Likewise.
	* gnat.dg/inline21.adb: Likewise.
	* gnat.dg/inline22.adb: Likewise.
	* gnat.dg/opt37.adb: Likewise.
	* gnat.dg/warn13.adb: Likewise.