Update git submodules

* Update extensions/PdfHandler from branch 'REL1_35'
  to 113dc8bb837d0d4ed3399c0e336ad6b801fe5f4f
  - build: Updating npm dependencies
    
    * grunt: 1.1.0 → 1.4.0
    * lodash: 4.17.19 → 4.17.21
      * https://npmjs.com/advisories/1673 (CVE-2021-23337)
    
    Additional changes:
    * Dropped .php5 and .inc files from .phpcs.xml (T200956).
    * Added the "composer phan" command to conveniently run phan.
    
    Change-Id: I9b70ac12ebc91e17fb6e596b924d050aa7d1f280
    
  - Revert "Localisation updates from https://translatewiki.net."
    
    This reverts commit 3616fa84fea16a3e79c1198dfd80713671c713c2.
    
    Reason for revert: Broken export
    
    Change-Id: I813a0260474681c5a81b3be7ce01bb89134fcee5
    
  - Localisation updates from https://translatewiki.net.
    
    Change-Id: Ib68bb8a5d13a686865904171d00f526f341f5e65
    
  - build: Updating lodash to 4.17.19
    
    * https://npmjs.com/advisories/1523
    * CVE-2019-10744
    
    Change-Id: Idfe61db0e7f735bec238c8231adcd66a2a59e1c9
    
  - build: Updating mediawiki/minus-x to 1.1.0
    
    Change-Id: Ibb714a35bbe7d65c058f38564e48945753ff944c
    
  - build: Updating mediawiki/mediawiki-phan-config to 0.10.2
    
    Additional changes:
    * Removed phan-taint-check-plugin from extra, now inherited from mediawiki-phan-config.
    
    Change-Id: Ia992c741e1482511b95ab1f229b4e79f0287f82c
    
  - build: Updating composer dependencies
    
    * php-parallel-lint/php-console-highlighter: 0.4.0 → 0.5.0
    * php-parallel-lint/php-parallel-lint: 1.0.0 → 1.2.0
    
    Change-Id: I1fb719affdea15f0bfb3e7e3d393b1f34bcdd853
    
  - build: Updating mediawiki/mediawiki-codesniffer to 31.0.0
    
    Additional changes:
    * Replaced "jakub-onderka" packages with "php-parallel-lint".
    
    Change-Id: I95d686be7684c5c7028e87f36235f094faf85d49
    
  - Fix PSR12.Properties.ConstantVisibility.NotFound
    
    Bug: T253169
    Change-Id: I99eeade79dc53eb0b7f00f4304ec0526524943b6
    
  - Merge "Convert to manifest_version 2"
  - Convert to manifest_version 2
    
    Bug: T252470
    Change-Id: Id77e6c33af89e293c9d3440f2988acc1c35a9c7c