Improve error message for invalid measurement in adjoint() region #11386

Job	Run time
Determine runner type to use / determine_workflow_runner	1s
Set build matrix / set-constants	5s
LLVM Build (gcc)	34s
Catalyst-Runtime Build (gcc)	59s
Runtime Code Coverage (Linux)	1m 24s
Enzyme Build (gcc)	11s
MHLO Dialect Build (gcc)	10s
Quantum Dialects Build (gcc)	3m 0s
Runtime Tests (Linux) (lightning, gcc)	15s
Runtime Tests (Linux) (lightning-kokkos, gcc)	20s
Runtime Tests (Linux) (openqasm, gcc)	20s
Runtime Tests (Linux) (oqc, gcc)	45s
Runtime Tests (Linux) (oqd, gcc)	43s
Frontend Tests (backend="openqasm3") (gcc)	1m 56s
Frontend Tests (gcc)	9m 49s
Frontend Tests (backend="lightning.kokkos") (gcc)	7m 44s
	28m 16s

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