FIR IDE: move low level api testdata sources to the analysis directory

analysis/low-level-api-fir/testdata/getOrBuildFir/inPackage/firstPackageNamePart.kt

@@ -0,0 +1 @@
+package <expr>a</expr>.b.c

analysis/low-level-api-fir/testdata/getOrBuildFir/inPackage/firstPackageNamePart.txt

@@ -0,0 +1,5 @@
+KT element: KtNameReferenceExpression
+FIR element: FirPackageDirectiveImpl
+
+FIR element rendered:
+package a.b.c

analysis/low-level-api-fir/testdata/getOrBuildFir/inPackage/middlePackageNamePart.kt

@@ -0,0 +1 @@
+package a.<expr>b</expr>.c

analysis/low-level-api-fir/testdata/getOrBuildFir/inPackage/middlePackageNamePart.txt

@@ -0,0 +1,5 @@
+KT element: KtNameReferenceExpression
+FIR element: FirPackageDirectiveImpl
+
+FIR element rendered:
+package a.b.c

analysis/low-level-api-fir/testdata/getOrBuildFir/inPackage/qualifiedPackageNamePart.kt

@@ -0,0 +1 @@
+package <expr>a.b</expr>.c

analysis/low-level-api-fir/testdata/getOrBuildFir/inPackage/qualifiedPackageNamePart.txt

@@ -0,0 +1,5 @@
+KT element: KtDotQualifiedExpression
+FIR element: FirPackageDirectiveImpl
+
+FIR element rendered:
+package a.b.c

analysis/low-level-api-fir/testdata/getOrBuildFir/inPackage/wholePackageDirective.kt

@@ -0,0 +1 @@
+<expr>package a.b.c</expr>

analysis/low-level-api-fir/testdata/getOrBuildFir/inPackage/wholePackageDirective.txt

@@ -0,0 +1,5 @@
+KT element: KtPackageDirective
+FIR element: FirPackageDirectiveImpl
+
+FIR element rendered:
+package a.b.c

analysis/low-level-api-fir/testdata/getOrBuildFir/inPackage/wholePackageName.kt

@@ -0,0 +1 @@
+package <expr>a.b.c</expr>

analysis/low-level-api-fir/testdata/getOrBuildFir/inPackage/wholePackageName.txt

@@ -0,0 +1,5 @@
+KT element: KtDotQualifiedExpression
+FIR element: FirPackageDirectiveImpl
+
+FIR element rendered:
+package a.b.c