Enable address sanitizer

The last bugs have been fixed, and a test run built with ASAN is
not finding any issues on qtbase, so it is ready to be part of CI.

Fixes: QTQAINFRA-5025
Change-Id: I1905daaf5b19b41d8daa3f2c47958515b4afaded
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>

coin/platform_configs/address_sanitizer_platforms.yaml

@@ -0,0 +1,12 @@
+Version: 2
+Configurations:
+-
+    Id: 'OpenSUSE-15.3-host-ASAN'
+    Template: 'qtci-linux-openSUSE-15.3-x86_64-50'
+    Compiler: 'GCC'
+    Features: ['Sccache', 'WarningsAreErrors', 'UseConfigure', 'UseAddressSanitizer']
+    Configure arguments: '-nomake examples -developer-build'
+    Environment variables: [
+        'PATH={{.Env.CMAKE_MIN_SUPPORTED_BIN_PATH}}:{{.Env.PATH}}',
+        'CONAN_PROFILE=coin/conan/profiles/ci-linux-x86_64-gcc-debug-developer'
+    ]

coin/platform_configs/qtbase.yaml

@@ -4,6 +4,7 @@ Include: [
     cmake_platforms_static_tests.yaml,
     integrity.yaml,
     ios-tests.yaml,
+    address_sanitizer_platforms.yaml,
     linux_android_tests.yaml
 ]
 Configurations: []