Dev: Change "No" to "#" and reorder AIN text

### Overview
We need to update the appearance of Alternative number and AIN for consistency across pages in the application.

#### Details
- My Projects page
- Column Header text - Change from `Alt No.` to `Alternative #`
- Search placeholder text - Change from `Alt No.` to `Alternative #`
- Calculator page 1
- Change form text “AIN/APN (Assessor’s Identification Number)” to “Assessor Parcel Number (APN/AIN)”
- Change tooltip
- Change from "AIN/APN(s)" to "APN/AIN(s)"
- Change from "Assessor's Identification" to "Assessor's Parcel" number.
- change any form labels that require changes
- Checklist
- Change from "AIN/APN" to "Assessor Parcel Number (APN/AIN)”
- Check code for other required changes
- [repo:hackforla/tdm-calculator Assessor](https://github.com/search?q=repo%3Ahackforla%2Ftdm-calculator%20Assessor&type=code)
- [repo:hackforla/tdm-calculator AIN](https://github.com/search?q=repo%3Ahackforla%2Ftdm-calculator+AIN&type=code)
- [repo:hackforla/tdm-calculator APN](https://github.com/search?q=repo%3Ahackforla%2Ftdm-calculator+APN&type=code)

### Action Items
- [ ] Assign yourself to the development issue.
- [ ] Move the development issue from the Prioritized Backlog to In Progress.
- [ ] Make the code changes
- [ ] Note that to change the tooltip, you will need to create a db migration script to change the description filed for the CalculationRule table row for the AIN input.
- [ ] Create a PR, if applicable.
- [ ] Create a new slide (or edit one if it already exists) in staging and add the before and after images
- [ ] Once the PR has been approved, use it to close this issue. If there is no PR is associated with this issue, close this issue after lead signoff.

### Resources/Instructions
What Alternative # looks like on My Projects page.

What AIN/APN looks like currently on calculate page 1.

Tooltip on calculate page 1
>AIN/APN(s) must include all the parcels in the project site.
>
>You may look up your Assessor's Identification number on the [Los Angeles County Property Assessment Information System](http://maps.assessor.lacounty.gov/) portal.

#### Staging and Release decks
- [Staging Deck](https://docs.google.com/presentation/d/1crZ3IxqA4hAu3qzD7ns93Ieuqjwh6wyEtuX_46cP-fg/)
- [Staging slide, 3175](https://docs.google.com/presentation/d/1crZ3IxqA4hAu3qzD7ns93Ieuqjwh6wyEtuX_46cP-fg/edit?slide=id.g3defaf3d508_102_30#slide=id.g3defaf3d508_102_30)
- Release Deck
- [2025-MM-DD Release deck, slide ISSUE NUMBER]

Start by searching the tdm-calculator repository for Assessor, AIN, and APN references, then inspect the My Projects page, Calculator page 1, and Checklist entry points. Update the specified labels and tooltip text, and create the required migration for the CalculationRule AIN description. Verify the changes in staging and add before-and-after images to the staging deck.

Written by the indexing model from the issue text.