Use assignment instead of annotation in third party enums (#11957)

stubs/regex/regex/_regex_core.pyi

@@ -44,42 +44,42 @@ class RegexFlag(enum.IntFlag):
     X = 0x40
     VERBOSE = X
 
-A: int
-ASCII: int
-B: int
-BESTMATCH: int
-D: int
-DEBUG: int
-E: int
-ENHANCEMATCH: int
-F: int
-FULLCASE: int
-I: int
-IGNORECASE: int
-L: int
-LOCALE: int
-M: int
-MULTILINE: int
-P: int
-POSIX: int
-R: int
-REVERSE: int
-T: int
-TEMPLATE: int
-S: int
-DOTALL: int
-U: int
-UNICODE: int
-V0: int
-VERSION0: int
-V1: int
-VERSION1: int
-W: int
-WORD: int
-X: int
-VERBOSE: int
+A = RegexFlag.A
+ASCII = RegexFlag.ASCII
+B = RegexFlag.B
+BESTMATCH = RegexFlag.BESTMATCH
+D = RegexFlag.D
+DEBUG = RegexFlag.DEBUG
+E = RegexFlag.E
+ENHANCEMATCH = RegexFlag.ENHANCEMATCH
+F = RegexFlag.F
+FULLCASE = RegexFlag.FULLCASE
+I = RegexFlag.I
+IGNORECASE = RegexFlag.IGNORECASE
+L = RegexFlag.L
+LOCALE = RegexFlag.LOCALE
+M = RegexFlag.M
+MULTILINE = RegexFlag.MULTILINE
+P = RegexFlag.P
+POSIX = RegexFlag.POSIX
+R = RegexFlag.R
+REVERSE = RegexFlag.REVERSE
+T = RegexFlag.T
+TEMPLATE = RegexFlag.TEMPLATE
+S = RegexFlag.S
+DOTALL = RegexFlag.DOTALL
+U = RegexFlag.U
+UNICODE = RegexFlag.UNICODE
+V0 = RegexFlag.V0
+VERSION0 = RegexFlag.VERSION0
+V1 = RegexFlag.V1
+VERSION1 = RegexFlag.VERSION1
+W = RegexFlag.W
+WORD = RegexFlag.WORD
+X = RegexFlag.X
+VERBOSE = RegexFlag.VERBOSE
 
-DEFAULT_VERSION: int
+DEFAULT_VERSION: RegexFlag
 
 _Lexicon: TypeAlias = list[tuple[AnyStr, Callable[[Scanner[AnyStr], AnyStr], Any]]]