Forward errors from component updater to ipfs observers

[spylogsster]

Description

Continuing off of the work in: brave/brave-core#7918 (comment)

Steps to Reproduce

1. Clean profile
2. Navigate to ipfs:// url to see interstitial page
3. Click by local node button
4. Disconnect internet cable

Actual result:

it hangs with "Installing" and never gives an error state

Expected result:

Expected result that error will be forwarded to the page

Reproduces how often:

Easily reproduced

Brave version (brave://version info)

Version/Channel Information:

• Can you reproduce this issue with the current release?
  no
• Can you reproduce this issue with the beta channel?
  no
• Can you reproduce this issue with the nightly channel?
  no

Other Additional Information:

• Does the issue resolve itself when disabling Brave Shields?
• Does the issue resolve itself when disabling Brave Rewards?
• Is the issue reproducible on the latest version of Chrome?

Miscellaneous Information:

[stephendonner]

Verified FIXED using beta and the inline testplan here, with

Brave	1.22.51 Chromium: 89.0.4389.72 (Official Build) beta (x86_64)
Revision	3f345f156bfd157bd1bea06310e55f3fb2490359-refs/branch-heads/4389@{#1393}
OS	macOS Version 11.2.2 (Build 20D80)

1. Clean profile
2. Navigate to ipfs://bafybeiemxf5abjwjbikoz4mc3a3dla6ual3jsgpdr4cjr3oz3evfyavhwq/wiki/Vincent_van_Gogh.html URL to see interstitial page
3. Click Use a local node button
4. After the button text changes status to Installing..., disconnect internet cable / disable Wi-Fi

5. Wait until the # of attempts has counted down/been exceeded

6. Reconnect ethernet cable / Wi-Fi
7. Click the Try again button

Also tried, and verified:

8. Repeat steps 1-4
9. While the retry countdown happens, reconnect ethernet cable / Wi-Fi
10. Confirmed that installation finishes and ipfs://bafybeiemxf5abjwjbikoz4mc3a3dla6ual3jsgpdr4cjr3oz3evfyavhwq/wiki/Vincent_van_Gogh.html automatically loads