dt-bindings: sram: qcom,imem: Add a number of missing compatibles

Currently described or not, IMEM is present on *all* Qualcomm SoCs.
Preemptively add a number of compatibles to ease integration.

Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20250523-topic-ipa_mem_dts-v1-1-f7aa94fac1ab@oss.qualcomm.com


Signed-off-by: Bjorn Andersson <andersson@kernel.org>