[stable10] bump dependencies

[phil-davis]

Description

Bump dependencies in stable10 to be like what is used in master:

1. Bump jeremeamia/superclosure (2.1.0 => 2.4.0)

composer update
Loading composer repositories with package information
Updating dependencies (including require-dev)
Package operations: 2 installs, 1 update, 0 removals
  - Installing symfony/polyfill-util (v1.10.0): Loading from cache
  - Installing symfony/polyfill-php56 (v1.10.0): Loading from cache
  - Updating jeremeamia/superclosure (2.1.0 => 2.4.0): Loading from cache

2. Bump nikic/php-parser (v1.4.1 => v4.2.1)

composer update
Loading composer repositories with package information
Updating dependencies (including require-dev)
Package operations: 0 installs, 1 update, 0 removals
  - Updating nikic/php-parser (v1.4.1 => v4.2.1): Loading from cache

3. Backport update PHP parser changes from PR 31926

4. Remove symfony/polyfill-php70 (v1.10.0)

composer update
Loading composer repositories with package information
Updating dependencies (including require-dev)
Package operations: 0 installs, 0 updates, 2 removals
  - Removing paragonie/random_compat (v9.99.99)
  - Removing symfony/polyfill-php70 (v1.10.0)

5. Bump swiftmailer/swiftmailer (v5.4.12 => v6.2.0)

composer update
Loading composer repositories with package information
Updating dependencies (including require-dev)
Package operations: 4 installs, 1 update, 0 removals
  - Installing symfony/polyfill-php72 (v1.10.0): Loading from cache
  - Installing symfony/polyfill-intl-idn (v1.10.0): Loading from cache
  - Installing symfony/polyfill-iconv (v1.10.0): Loading from cache
  - Installing egulias/email-validator (2.1.7): Loading from cache
  - Updating swiftmailer/swiftmailer (v5.4.12 => v6.2.0): Loading from cache

6. Backport "Adopt to Swift Mail v6"

Related Issue

Motivation and Context

Get dependencies up-to-date after PHP 5.6 support was dropped in #34698

How Has This Been Tested?

CI

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Database schema changes (next release will require increase of minor version instead of patch)
• Breaking change (fix or feature that would cause existing functionality to change)
• Technical debt
• Tests only (no source changes)

Checklist:

• Code changes
• Unit tests added
• Acceptance tests added
• Documentation ticket raised:

[codecov]

Codecov Report

Merging #34755 into stable10 will increase coverage by <.01%.
The diff coverage is 77.77%.

@@              Coverage Diff               @@
##             stable10   #34755      +/-   ##
==============================================
+ Coverage       64.19%   64.19%   +<.01%     
+ Complexity      19887    19883       -4     
==============================================
  Files            1278     1278              
  Lines           76244    76237       -7     
  Branches         1291     1291              
==============================================
- Hits            48943    48942       -1     
+ Misses          26922    26916       -6     
  Partials          379      379

Flag	Coverage Δ	Complexity Δ
#javascript	53.22% <ø> (ø)	0 <ø> (ø)	⬇️
#phpunit	65.36% <77.77%> (ø)	19883 <0> (-4)	⬇️

Impacted Files	Coverage Δ	Complexity Δ
lib/private/App/CodeChecker/CodeChecker.php	41.66% <100%> (ø)	12 <0> (ø)	⬇️
lib/private/Mail/Mailer.php	76.71% <75%> (+0.16%)	22 <0> (-4)	⬇️
lib/private/Server.php	86.65% <0%> (+0.11%)	253% <0%> (ø)	⬇️
...eratedfilesharing/lib/Controller/OcmController.php	66.26% <0%> (+0.2%)	30% <0%> (ø)	⬇️
lib/private/App/CodeChecker/NodeVisitor.php	95.86% <0%> (+0.82%)	54% <0%> (ø)	⬇️
apps/encryption/lib/Session.php	100% <0%> (+1.96%)	22% <0%> (ø)	⬇️
apps/encryption/templates/settings-admin.php	94.11% <0%> (+5.88%)	0% <0%> (ø)	⬇️

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[PVince81]

👍

I hope email test coverage is high enough to guarantee that it still works...

[phil-davis]

There are acceptance tests for various email sending on changing password, public link sharing...
So that should give good confidence that the email interfaces are OK.