PHPLIB-1393: Update spec tests for QE range protocol V2 (#1350)

* PHPLIB-1393: Update spec tests for QE range protocol V2

Synced with mongodb/specifications@9bfa512

Also updates prose test links to the new README.md file

* Fix usage of wrong variables for extension cache

* Use development version of PHPC in CI workflows

* Remove tests with PHPC dev versions from legacy PHP version config

* Update names of skipped tests

---------

Co-authored-by: Andreas Braun <[email protected]>

Author: jmikola

.evergreen/config.yml

@@ -105,5 +105,6 @@ include:
   - filename: .evergreen/config/generated/test-variant/full-php-8.1.yml
   - filename: .evergreen/config/generated/test-variant/full-php-8.0.yml
   - filename: .evergreen/config/generated/test-variant/full-php-7.4.yml
-  - filename: .evergreen/config/generated/test-variant/phpc-php-8.3.yml
-  - filename: .evergreen/config/generated/test-variant/lowest-php-7.4.yml
+  # TODO: Re-enable when 1.20.0 is released
+#  - filename: .evergreen/config/generated/test-variant/phpc-php-8.3.yml
+#  - filename: .evergreen/config/generated/test-variant/lowest-php-7.4.yml

.evergreen/config/generate-config.php

@@ -62,8 +62,9 @@
 // Test variants
 $allFiles[] = generateConfigs('test-variant', 'phpVersion', 'modern-php-full.yml', 'full-php-%s', $modernPhpVersions);
 $allFiles[] = generateConfigs('test-variant', 'phpVersion', 'legacy-php-full.yml', 'full-php-%s', $legacyPhpVersions);
-$allFiles[] = generateConfigs('test-variant', 'phpVersion', 'phpc.yml', 'phpc-php-%s', [$latestPhpVersion]);
-$allFiles[] = generateConfigs('test-variant', 'phpVersion', 'lowest.yml', 'lowest-php-%s', [$lowestPhpVersion]);
+// TODO: Re-enable when 1.20.0 is released
+// $allFiles[] = generateConfigs('test-variant', 'phpVersion', 'phpc.yml', 'phpc-php-%s', [$latestPhpVersion]);
+// $allFiles[] = generateConfigs('test-variant', 'phpVersion', 'lowest.yml', 'lowest-php-%s', [$lowestPhpVersion]);
 
 echo "Generated config. Use the following list to import files:\n";
 echo implode("\n", array_map('getImportConfig', array_merge(...$allFiles))) . "\n";