Fix extraneous periods in some balance responses

[daguar]

Some balance responses have extraneous periods, for example:

Hi! Your food stamp balance is $9.11. and your cash balance is $13.93..

Let's fix that!

[daguar]

Work being done on the remove-extraneous-periods branch.

Prioritizing state work by user volume (ranked below):

• [x] California — done
• [x] PA — done
• [x] Texas — confirmed not affected
• [x] Virginia — done
• [x] Oklahoma — confirmed not affected
• [x] Alaska

[daguar]

Confirmed that Virginia is affected

[daguar]

VA done

[daguar]

Oklahoma not affected (better regex base, may reuse it in other states' handlers but need to test it further if so.)

[daguar]

Alaska done