tiger language manual: misc: wrapping, styling

* source/reference_manual/tiger_language_reference_manual/lexical_specifications/lexical_specifications.rst,
* source/reference_manual/tiger_language_reference_manual/semantics/declarations/declarations.rst,
* source/reference_manual/tiger_language_reference_manual/semantics/declarations/declarations/import,
* source/reference_manual/tiger_language_reference_manual/semantics/declarations/function_declarations/function_declarations.rst,
* source/reference_manual/tiger_language_reference_manual/semantics/declarations/method_declarations/method_declarations.rst,
* source/reference_manual/tiger_language_reference_manual/semantics/declarations/type_declarations/classes3,
* source/reference_manual/tiger_language_reference_manual/semantics/declarations/type_declarations/type_declarations.rst,
* source/reference_manual/tiger_language_reference_manual/semantics/declarations/variable_declarations/variable_declarations.rst,
* source/reference_manual/tiger_language_reference_manual/semantics/expressions/expressions.rst: Here.
parent 0a2fc082
Pipeline #18122 passed with stage
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