aarch64: PR target/99195 Annotate saturating mult patterns for vec-concat-zero

This patch goes through the various alphabet soup saturating multiplication patterns, including those in TARGET_RDMA
and annotates them with <vczle><vczbe>. Many other patterns are widening and always write the full 128-bit vectors
so this annotation doesn't apply to them. Nothing out of the ordinary in this patch.

Bootstrapped and tested on aarch64-none-linux and aarch64_be-none-elf.

gcc/ChangeLog:

	PR target/99195
	* config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh<mode>): Rename to...
	(aarch64_sq<r>dmulh<mode><vczle><vczbe>): ... This.
	(aarch64_sq<r>dmulh_n<mode>): Rename to...
	(aarch64_sq<r>dmulh_n<mode><vczle><vczbe>): ... This.
	(aarch64_sq<r>dmulh_lane<mode>): Rename to...
	(aarch64_sq<r>dmulh_lane<mode><vczle><vczbe>): ... This.
	(aarch64_sq<r>dmulh_laneq<mode>): Rename to...
	(aarch64_sq<r>dmulh_laneq<mode><vczle><vczbe>): ... This.
	(aarch64_sqrdml<SQRDMLH_AS:rdma_as>h<mode>): Rename to...
	(aarch64_sqrdml<SQRDMLH_AS:rdma_as>h<mode><vczle><vczbe>): ... This.
	(aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Rename to...
	(aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode><vczle><vczbe>): ... This.
	(aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Rename to...
	(aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode><vczle><vczbe>): ... This.

gcc/testsuite/ChangeLog:

	PR target/99195
	* gcc.target/aarch64/simd/pr99195_1.c: Add tests for qdmulh, qrdmulh.
	* gcc.target/aarch64/simd/pr99195_10.c: New test.