build: 32 bit linux ci

* in vector testsuite replaced EQUAL with DELTA for float comparison
* on linux use appsettings for testing
* botan deprecated warning
* template error in cxxtest

src/test/CxxParserTestSuite.h

@@ -2285,7 +2285,7 @@ public:
 			"class B\n"
 			"{\n"
 			"public:\n"
-			"	typedef typename A<U>::type<float> type;\n"
+			"	typedef typename A<U>::template type<float> type;\n"
 			"};\n"
 		);