Proto commits in GoogleCloudPlatform/spanner-migration-tool

These 5 commits are when the Protocol Buffers files have changed:

Commit:0083205
Author:aasthabharill
Committer:GitHub

[cleanup] Remove Minimal Downtime Migration and DynamoDB support (#1337) * Remove docs for minimal downtime migration (#1327) * Remove support for DynamoDB (#1326) * feat: Remove minimal downtime migration (#1328) * Remove minimal downtime implementation * Address comments * Restore custom transform docs * emulator merge --------- Co-authored-by: Manit Gupta <manitgupta@google.com>

Commit:33a852a
Author:Manit Gupta
Committer:GitHub

Remove support for DynamoDB (#1326)

Commit:55f457f
Author:darshan-sj
Committer:GitHub

Renaming HB - rest of the occurrances (#606)

The documentation is generated from this commit.

Commit:f40a72d
Author:darshan-sj
Committer:GitHub

[Renaming HB] Renaming Harbourbridge to Spanner migration tool - ReadMe and Comments (#583) * Renaming Harbourbridge to Spanner migration tool - ReadMe, Comments and strings * reverting .gitignore * correcting test failure * correcting tests * correcting tests

Commit:0f8c4bc
Author:shreyakhajanchi
Committer:GitHub

Adding metrics to HarbourBridge (#266) * send test context variable * removing extra changes * added proto file * Adding metrics to HarbourBridge * correcting typo * fixing tests * made changes to cmd.go * experimenting with go.mod file * go mod modified * minor changes * addressing comments * fixing lint issue * addressing comments * addressing comments * added default case for switch