Merge pull request #13191 from aiman/doc-decimal-literal-trailing-dots

docs: Disallow decimal literals with trailing dots

Author: hrkrshnn

docs/types/value-types.rst

@@ -448,8 +448,8 @@ Integer literals are formed from a sequence of digits in the range 0-9.
 They are interpreted as decimals. For example, ``69`` means sixty nine.
 Octal literals do not exist in Solidity and leading zeros are invalid.
 
-Decimal fractional literals are formed by a ``.`` with at least one number on
-one side.  Examples include ``1.``, ``.1`` and ``1.3``.
+Decimal fractional literals are formed by a ``.`` with at least one number after the decimal point.
+Examples include ``.1`` and ``1.3`` (but not ``1.``).
 
 Scientific notation in the form of ``2e10`` is also supported, where the
 mantissa can be fractional but the exponent has to be an integer.