[DOCS] Correct Painless operator typos (elastic#50472)

Author: riverbuilding

docs/painless/painless-lang-spec/painless-operators-numeric.asciidoc

@@ -1204,7 +1204,7 @@ The following table illustrates the resultant bit from the xoring of two bits.
 
 [source,ANTLR4]
 ----
-bitwise_and: expression '^' expression;
+bitwise_xor: expression '^' expression;
 ----
 
 *Promotion*
@@ -1284,7 +1284,7 @@ The following table illustrates the resultant bit from the oring of two bits.
 
 [source,ANTLR4]
 ----
-bitwise_and: expression '|' expression;
+bitwise_or: expression '|' expression;
 ----
 
 *Promotion*
@@ -1336,4 +1336,4 @@ def y = x ^ 8; <2>
     implicit cast `def` to `int 7`;
     bitwise or `int 7` and `int 8` -> `int 15`;
     implicit cast `int 15` to `def` -> `def`;
-    store `def` to `y`
+    store `def` to `y`