[TASK] Update PEAR packages

Update PEAR package HTTP_Request2 to version 2.1.1 and Net_URL2 to 2.0.0
so that TYPO3 contains the bug fixes contained in these releases.

Resolves: #48027
Resolves: #32387
Related: #37085
Related: #41295
Releases: 4.7, 6.0, 6.1, 6.2
Change-Id: I2ddb9805c06cb98ddbbfab9ee1dcb1237470737b
Reviewed-on: https://review.typo3.org/20658
Reviewed-by: Philipp Gampe
Tested-by: Philipp Gampe