Fix bol/bos anchors in tree-sitter :match regexps

Fix bol/bos anchors in tree-sitter :match regexps

Further regexp fixes to follow separately (bug#64019#29).

* lisp/progmodes/c-ts-mode.el (c-ts-mode--font-lock-settings):
* lisp/progmodes/cmake-ts-mode.el
(cmake-ts-mode--font-lock-settings):
* lisp/progmodes/java-ts-mode.el (java-ts-mode--font-lock-settings):
* lisp/progmodes/js.el (js--treesit-font-lock-settings):
* lisp/progmodes/python.el (python--treesit-settings):
* lisp/progmodes/rust-ts-mode.el (rust-ts-mode--font-lock-settings):
* lisp/progmodes/sh-script.el (sh-mode--treesit-settings):
* lisp/progmodes/typescript-ts-mode.el
(typescript-ts-mode--font-lock-settings):
* test/src/treesit-tests.el (treesit-query-api): Anchor :match
regexps at beginning/end of string, not line.