gdbsupport: replace AC_TRY_COMPILE in common.m4

gdbsupport: replace AC_TRY_COMPILE in common.m4

... with AC_COMPILE_IFELSE + AC_LANG_PROGRAM.  All the changes in the
generated configure files are insignificant whitespace changes.

gdb/ChangeLog:

	* configure: Re-generate.

gdbserver/ChangeLog:

	* configure: Re-generate.

gdbsupport/ChangeLog:

	* common.m4: Replace AC_TRY_COMPILE with AC_COMPILE_IFELSE +
	AC_LANG_PROGRAM.
	* configure: Re-generate.

Change-Id: Id58e6e887f6be817d52b189921845838031dbd2a