Revert string interp (flutter#49602)

v1.12.13+hotfix.7 cherry-picks (flutter#49437)

* flutter/engine@a677925 Cherry pick infra testing updates into hotfixes
* flutter/engine@b1bb773 Raise API level for reportFullyDrawn
* flutter/engine@a433ed9 v1.12.13+hotfix.7 cherry-picks
  * google/skia@a640745 Disable QCOM_tiled_rendering while we wait for test devices
  * flutter/engine@bcb8267 Revert "Do not default to downstream affinity on iOS insertText"
* d345a3b Revert "Track and use fallback TextAffinity for null affinity platform TextSelections. (flutter#44622)"
* bd25f70 Upgrade dartdoc to 0.29.3
* 7915e58 Change firebase Pixel3 version from Q-beta3 to 29

remove unnecessary string interpolations (flutter#49352)

[flutter_tools] remove linter dep from BUILD.gn (flutter#49373)

Fix comment typo (flutter#49129)

Revert "reland add lifecycle enum and remove workaround (flutter#48460)…

…" (flutter#49098)

This reverts commit d372814.

Allow IconButton to have smaller sizes (flutter#47457)

Revert "[flutter_tools] Enable fast start by default for Android (flu…

…tter#48746)" (flutter#48836)

This reverts commit d5b0b3c.

Add a diagnostic message for malformed imports in analyze.dart (flutt…

…er#38355)

use yield* (flutter#48307)