Update lldb output in LLVM 17.0

There have been a few changes that require to modify the regexes used in
lldb-std-vector-prettyprint and in python-embedded-interpreter.

python-embedded-interpreter/test.sh

@@ -11,8 +11,8 @@ lldb -b -o 'breakpoint set --file test.cpp --line 8' \
   -- a.out | tee lldb.log
 
 test `grep \
-    -e '(int) $0 = 1' \
-    -e '(float) $1 = 1' \
+    -e '(int) \($0 = \)\?1' \
+    -e '(float) \($1 = \)\?1' \
     lldb.log \
   | wc -l` -eq 2