Update TOML 1.1 text to remove extraneous paragraphs

These were not intended to be in the text, and only ended up here due to
a merge error.

toml-lang/toml#1075

Author: arp242

specs/en/v1.1.0.md

@@ -592,11 +592,6 @@ Seconds may be omitted, in which case `:00` will be assumed.
 ldt3 = 1979-05-27T07:32
 ```
 
-Millisecond precision is required. Further precision of fractional seconds is
-implementation-specific. If the value contains greater precision than the
-implementation can support, the additional precision must be truncated, not
-rounded.
-
 Implementations are required to support at least millisecond precision.
 Additional digits of precision may be specified, but if they exceed the
 supported precision then the extra digits must be truncated, not rounded.
@@ -630,11 +625,6 @@ Seconds may be omitted, in which case `:00` will be assumed.
 lt3 = 07:32
 ```
 
-Millisecond precision is required. Further precision of fractional seconds is
-implementation-specific. If the value contains greater precision than the
-implementation can support, the additional precision must be truncated, not
-rounded.
-
 Implementations are required to support at least millisecond precision.
 Additional digits of precision may be specified, but if they exceed the
 supported precision then the extra digits must be truncated, not rounded.