Make misaligned exception text more generic than RV32

src/rv32.tex

@@ -1088,9 +1088,9 @@ \section{Load and Store Instructions}
 
 Regardless of EEI, loads and stores whose effective addresses are
 naturally aligned shall not raise an address-misaligned exception.
-Loads and stores where the effective address is not naturally aligned
-to the referenced datatype (i.e., on a four-byte boundary for 32-bit
-accesses, and a two-byte boundary for 16-bit accesses) have behavior
+Loads and stores whose effective address is not naturally aligned
+to the referenced datatype (i.e., the effective address is
+not divisible by the size of the access in bytes) have behavior
 dependent on the EEI.
 
 An EEI may guarantee that misaligned loads and stores are fully