update more deprecated uses

Author: asgerf

javascript/ql/examples/snippets/importfrom.ql

@@ -11,5 +11,5 @@
 import javascript
 
 from ImportDeclaration id
-where id.getImportedPath().getValue() = "react"
+where id.getImportedPathString() = "react"
 select id

javascript/ql/src/Declarations/UnstableCyclicImport.ql

@@ -152,4 +152,4 @@ where cycleAlert(mod, import_, importedModule, access)
 select access,
   access.getName() + " is uninitialized if $@ is loaded first in the cyclic import:" + " " +
     repr(import_) + " => " + min(pathToModule(importedModule, mod, _)) + " => " + repr(import_) +
-    ".", import_.getImportedPath(), importedModule.getName()
+    ".", import_.getImportedPathExpr(), importedModule.getName()

javascript/ql/src/NodeJS/UnresolvableImport.ql

@@ -24,7 +24,7 @@ PackageJson getClosestPackageJson(Folder f) {
 
 from Require r, string path, string mod
 where
-  path = r.getImportedPath().getValue() and
+  path = r.getImportedPathString() and
   // the imported module is the initial segment of the path, up to
   // `/` or the end of the string, whichever comes first; we exclude
   // local paths starting with `.` or `/`, since they might refer to files