Alterar a palavra "Patrocinar" por "Apoiar" na versão PT-BR do Broadcast

[dev-danilosilva]

What issue does this PR close

Closes #663

Changes Proposed ( a list of new changes introduced by this PR)

• Changes in the pt-BR translations

How to test ( a list of instructions on how to test this PR)

• Check if the text is in accordance with the issue proposal

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