Remove 'ALWAYS_INLINE' workaround in 'libgomp.c++/target-exceptions-pr118794-1.C'

Remove 'ALWAYS_INLINE' workaround in 'libgomp.c++/target-exceptions-pr118794-1.C'

With commit ca9cffe737d20953082333dacebb65d4261e0d0c
"For nvptx offloading, make sure to emit C++ constructor, destructor aliases [PR97106]",
we're able to remove the 'ALWAYS_INLINE' workaround added in
commit fe283dba774be57b705a7a871b000d2894d2e553
"GCN, nvptx: Support '-mfake-exceptions', and use it for offloading compilation [PR118794]".

	libgomp/
	* testsuite/libgomp.c++/target-exceptions-pr118794-1.C: Remove
	'ALWAYS_INLINE' workaround.

(cherry picked from commit 518efed8cb7d003cd85477060b1fe926a2d7a53b)